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Sphincter Muscle Cramp: Understanding Symptoms, Causes, Diagnosis, and Treatment Options

What are the symptoms of sphincter muscle cramp. How is sphincter muscle cramp diagnosed. What causes sphincter muscle cramp. What are the treatment options for sphincter muscle cramp. How does proctalgia fugax differ from levator syndrome. Can stress trigger sphincter muscle cramps. Are there effective home remedies for sphincter muscle cramp relief.

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Understanding Proctalgia Fugax: A Common Yet Puzzling Condition

Proctalgia fugax is a perplexing condition characterized by sudden, intense pain or cramping in the buttocks and rectal area. This discomfort stems from spasms or cramps affecting the pelvic floor muscles, anal sphincter muscles, or rectum muscles. Due to its unpredictable nature, proctalgia fugax poses challenges for both diagnosis and research.

The term “proctalgia fugax” translates to “fleeting rectal pain,” aptly describing its transient nature. Episodes can range from a few seconds to several minutes, with varying degrees of intensity. In severe cases, the pain may be so intense that it disrupts sleep or interferes with daily activities.

Is proctalgia fugax a chronic condition?

While proctalgia fugax is typically characterized by brief, intermittent episodes, some individuals may experience a chronic form of the condition. Chronic proctalgia fugax involves episodes lasting more than 20 minutes and occurring more frequently. Additional long-term symptoms may include discomfort from prolonged sitting and painful bowel movements.

Distinguishing Proctalgia Fugax from Levator Syndrome

Proctalgia fugax is considered a form of levator syndrome, also known as levator ani syndrome. Both conditions involve muscle spasms in the pelvic area, but there are key differences:

  • Duration: Proctalgia fugax is typically brief, while other types of levator syndrome can persist for several days.
  • Pain location: Proctalgia fugax pain is primarily felt in the rectum, whereas levator syndrome pain is more widespread, affecting the pelvic floor, thighs, and buttocks.
  • Pain characteristics: Levator syndrome symptoms are usually experienced higher in the pelvis compared to proctalgia fugax.
  • Posture-related symptoms: Levator syndrome symptoms often worsen when sitting and improve when standing or lying down.

Unraveling the Causes of Sphincter Muscle Cramps

Identifying the precise cause of proctalgia fugax can be challenging, as it varies from person to person and may require different treatment approaches. In some cases, an underlying condition may be responsible for triggering proctalgia fugax symptoms.

Can stress trigger sphincter muscle cramps?

Yes, stress and anxiety have been linked to proctalgia fugax. Some individuals report experiencing stress immediately before the onset of spasms. Similarly, studies have shown a connection between stress and levator syndrome, with many affected individuals experiencing psychosocial distress, including depression and anxiety.

Other potential triggers for proctalgia fugax include:

  • Sexual activity
  • Constipation
  • Abnormal bowel movements
  • Menstruation

Diagnosing Sphincter Muscle Cramps: A Process of Elimination

The diagnosis of proctalgia fugax presents a unique challenge due to the rapid and unpredictable nature of the spasms. Currently, there are no specific tests designed to diagnose proctalgia fugax directly. Instead, healthcare providers focus on ruling out other potential causes of anorectal pain.

How do doctors diagnose proctalgia fugax?

Physicians employ various methods to diagnose proctalgia fugax and rule out other conditions:

  1. Symptom history: Patients are encouraged to keep detailed records of their episodes, including duration, severity, and potential triggers.
  2. Physical examination: Doctors may perform a physical exam to check for areas of tenderness in the rectum or pain upon touch.
  3. Differential diagnosis: Healthcare providers will consider other anorectal conditions that may cause similar symptoms, such as hemorrhoids, ulcers, abscesses, anal fissures, or inflammatory bowel disease.

Exploring Treatment Options for Sphincter Muscle Cramps

Treatment for proctalgia fugax primarily focuses on symptom management and pain relief. The approach may vary depending on the individual’s specific symptoms and the underlying cause, if identified.

What are effective home remedies for sphincter muscle cramp relief?

Several at-home treatment options can help alleviate the discomfort associated with proctalgia fugax:

  • Over-the-counter antispasmodic medications
  • OTC muscle relaxers and pain relievers
  • Warm baths
  • Alternating heat and cold therapy using heating pads and ice packs

Increasing dietary fiber intake may also help prevent proctalgia fugax by promoting softer bowel movements, reducing strain on anorectal muscles.

Medical Interventions for Severe Sphincter Muscle Cramps

In cases of severe or persistent pain, healthcare providers may recommend more advanced treatment options:

Are there medical procedures to treat sphincter muscle cramps?

Yes, for individuals experiencing severe pain associated with proctalgia fugax, doctors may suggest various injection therapies to alleviate muscle spasms. One such option is Botox injections around the anorectal area, which can help relax the affected muscles and provide relief.

Lifestyle Modifications to Manage Sphincter Muscle Cramps

In addition to medical treatments, certain lifestyle changes may help reduce the frequency and severity of proctalgia fugax episodes:

  • Stress management techniques: Practicing relaxation methods such as deep breathing, meditation, or yoga may help reduce stress-related triggers.
  • Regular exercise: Engaging in physical activity can improve overall muscle tone and potentially reduce the likelihood of muscle spasms.
  • Proper hydration: Maintaining adequate fluid intake can help prevent constipation, a potential trigger for proctalgia fugax.
  • Avoiding trigger foods: Some individuals may find that certain foods exacerbate their symptoms. Keeping a food diary can help identify potential dietary triggers.

The Importance of Seeking Professional Medical Advice

While proctalgia fugax is often a benign condition, it’s crucial to consult a healthcare provider to rule out more serious underlying causes of anorectal pain. A thorough evaluation can help differentiate proctalgia fugax from other conditions that may require specific treatment.

When should you see a doctor for sphincter muscle cramps?

It’s advisable to seek medical attention if you experience:

  • Frequent or prolonged episodes of anorectal pain
  • Severe pain that interferes with daily activities or sleep
  • Persistent discomfort between episodes
  • Blood in your stool or rectal bleeding
  • Unexplained weight loss
  • Changes in bowel habits

A healthcare provider can perform a comprehensive evaluation and develop an appropriate treatment plan tailored to your specific needs.

Emerging Research and Future Directions in Sphincter Muscle Cramp Management

As our understanding of proctalgia fugax and related conditions continues to evolve, researchers are exploring new avenues for diagnosis and treatment:

Are there any promising new treatments for sphincter muscle cramps on the horizon?

While research is ongoing, some promising areas of investigation include:

  • Biofeedback therapy: This technique helps patients gain conscious control over typically involuntary bodily processes, potentially reducing muscle spasms.
  • Targeted nerve stimulation: Researchers are exploring the use of electrical stimulation to modulate nerve activity and reduce pain.
  • Advanced imaging techniques: Improved imaging methods may help identify structural abnormalities or muscle dysfunction contributing to proctalgia fugax.
  • Personalized medicine approaches: Tailoring treatments based on individual genetic and physiological factors may lead to more effective management strategies.

As research progresses, individuals affected by proctalgia fugax and other forms of sphincter muscle cramps may benefit from new and improved treatment options in the future.

Living with Sphincter Muscle Cramps: Coping Strategies and Support

Dealing with recurrent episodes of proctalgia fugax can be challenging, both physically and emotionally. Implementing coping strategies and seeking support can significantly improve quality of life for those affected by this condition.

How can you cope with the emotional impact of sphincter muscle cramps?

Consider the following strategies to manage the emotional aspects of living with proctalgia fugax:

  • Join support groups: Connecting with others who experience similar symptoms can provide emotional support and practical advice.
  • Practice mindfulness: Mindfulness techniques can help reduce stress and anxiety associated with the condition.
  • Seek counseling: A mental health professional can provide strategies for managing the psychological impact of chronic pain.
  • Educate loved ones: Helping friends and family understand your condition can foster a supportive environment.
  • Maintain a positive outlook: Focus on activities and relationships that bring joy and fulfillment, even when managing symptoms.

By combining medical treatment with lifestyle modifications and emotional support, many individuals with proctalgia fugax can effectively manage their symptoms and maintain a good quality of life.

Symptoms, Causes, Diagnosis, and Treatment

Written by WebMD Editorial Contributors

Medically Reviewed by Dan Brennan, MD on April 28, 2021

  • Symptoms
  • Proctalgia Fugax vs. Levator Syndrome
  • Causes
  • Diagnosis
  • Treatment

Pain is part of life. Headaches, stiff knees, and sudden back pain may make you feel uncomfortable. Similarly, you may have pain in your buttocks. 

Proctalgia fugax is pain or cramping felt around your buttocks and rectum. The rectum is the last part of the large intestine, ending in the anus, which removes solid waste from the body. 

This pain is the result of spasms or cramps of your pelvic floor muscles, anal sphincter muscles, or rectum muscles. Because proctalgia fugax is unpredictable, it is difficult for doctors to diagnose or researchers to study.

Proctalgia fugax is temporary rectal pain. You may have intense pain for a short time. Cramps in your rectum may last from a few seconds to several minutes.

Severe episodes of proctalgia fugax can be painful enough to wake you up from your sleep or keep you from going to work or school. Between episodes, you probably won’t have any pain or discomfort. If you do have pain that isn’t coming from another spasm, another anorectal condition may be causing it, so talk to your doctor to rule out other conditions.

Chronic proctalgia fugax. Episodes of chronic proctalgia fugax usually last for more than 20 minutes and happen more often than occasionally. Other long-term symptoms include discomfort from sitting for too long and painful bowel movements.

Proctalgia fugax is a form of levator syndrome (also called levator ani syndrome). Both include spasms of muscles in the pelvic area. Proctalgia fugax is temporary, but other types of levator syndrome can last for several days.

Another major difference is the location of the pain. Pain from proctalgia fugax is felt mainly in the rectum. Pain due to levator syndrome is felt in the pelvic floor — specific or vague areas — and in the thighs and buttocks.

Symptoms of levator syndrome are usually felt higher in the pelvis than the symptoms of proctalgia fugax. You may notice that symptoms worsen when sitting and improve when standing or lying down.

Finding the cause of proctalgia fugax may be difficult. The causes vary from person to person and need different approaches for treatment. Other conditions in the anorectal area may cause spasms that seem similar to proctalgia fugax but are diagnosed and treated as separate issues. Sometimes an underlying condition causes proctalgia fugax, and treating that condition will relieve the symptoms of proctalgia fugax.

Stress. Proctalgia fugax may be related to stress and anxiety. In some cases, people with proctalgia fugax felt stressed just before the spasms.

Studies have shown a similar relationship between stress and levator syndrome. Many people with levator syndrome have psychosocial distress, including depression and anxiety.

The following activities may cause proctalgia fugax:

  • Sexual activity
  • Constipation
  • Abnormal bowel movement
  • Menstruation

Proctalgia fugax is difficult to diagnose because of how quick and random the spasms can be. There are no tests for proctalgia fugax. But your doctor will rule out other possible causes for your anorectal pain.

Other anorectal conditions your doctor may check for are:

  • Hemorrhoids
  • Ulcers, abscesses, or other abnormal growths
  • Anal fissures, or small tears
  • Inflammatory bowel disease

History. Your doctor may make a diagnosis based on your symptom history. Keep an accurate record of when the spasms happen, how long they last, how severe they are, and what happened before the spasms to help your doctor make a better diagnosis.

Physical exam. Your doctor may do a physical exam to check for places of tenderness in the rectum, or pain when the area is touched. Tenderness in the rectum or its nerves can be the cause of proctalgia fugax. A similar physical exam is performed to rule out any other conditions that cause anorectal pain.

Most treatment options for proctalgia fugax depend on the symptoms. Treatments aim to ease pain and discomfort. This is mainly because the episodes are short, irregular, and without a clear cause.

At-home treatment. Before trying treatment options, check with your doctor to rule out other causes. You can take care of your symptoms on your own with the following methods:

  • Over-the-counter (OTC) antispasmodic drugs
  • OTC muscle relaxers and pain relievers
  • Warm baths
  • Heating pads and ice packs

Another at-home method that may help you avoid proctalgia fugax is to eat more fiber. Fiber will allow you to have softer bowel movements. These will keep your anorectal muscles from working too hard and may lower the risk of proctalgia fugax spasms.

Injections. For more severe pain, your doctor may recommend a variety of injections to stop muscle spasms. A Botox injection around the anorectal areas will relax the muscles. An epidural injection or a local anesthetic will numb the pelvic areas to ease muscle spasms.

Electrical stimulation. For severe proctalgia fugax, electrical stimulation of the anorectal muscles may provide relief. This treatment option involves inserting a small, finger-sized probe into the rectum and using a low voltage current to relax spastic muscles through vibration.

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Proctalgia Fugax: Causes, Symptoms, and Treatments

Proctalgia fugax is anal pain with no specific cause. It occurs from intense muscle spasms in or around the canal of the anus. It can be severe enough to impact your day-to-day life.

Anyone can experience proctalgia fugax. But it doesn’t usually affect anyone prior to the start of puberty and seems to affect more women than men, according to one 2017 review.

The symptoms of proctalgia fugax are:

  • muscle spasms in or around the lower rectum area or in or around the canal of the anus
  • pain that happens suddenly and usually without warning
  • pain that lasts for only a few seconds, although it can last up to 30 minutes in some cases

These episodes may be severe enough to keep you home from work. They may limit your other activities until the episode is over.

The pain will usually stop on its own. People with proctalgia fugax don’t have any anal pain between spasms. There can be long periods of time between spasms.

The pain or spasms that occur at night may be painful enough to wake you from sleep. They can also occur during the day.

Proctalgia fugax isn’t known to have specific triggers. But a 2005 study suggested that it may be caused by an issue with the pudendal nerves. It often happens after an injection procedure for hemorrhoids called sclerotherapy or after a vaginal hysterectomy.

Other possible triggers may be:

  • sexual activity
  • menstruation
  • constipation
  • defecation
  • stress

Despite some evidence that there are some possible triggers like those listed above, it’s also common for proctalgia fugax to occur without anything triggering it.

Proctalgia fugax is normally diagnosed after other possible causes of anal pain and spasms have been ruled out. In order to rule out other conditions that may be causing the pain, your doctor may:

  • conduct a physical exam
  • ask questions about the pain severity, duration, etc.
  • check for hemorrhoids, fissures, an abscess, and other diseases or conditions that might cause anal pain

Once other conditions have been ruled out as the cause of your pain, your doctor will be able to diagnose proctalgia fugax.

Anal pain is classified according to three types. Each of the three types has unique characteristics.

Proctalgia fugax: As described above, this type is characterized by intermittent pains in the rectum that can last up to 30 minutes.

Levator ani syndrome: This type features pain or tenderness in the pelvic area and rectum that’s more lasting and may result in discomfort sitting for long periods. People with this condition experience pain in the rectum during a digital rectal exam.

Unspecified functional anorectal pain: This type features pain or tenderness in the pelvic area and rectum similar to levator ani syndrome, but no pain during a digital rectal exam.

There are several treatment options, but getting relief from the symptoms is different for each person. Since there isn’t a specific cause, treatment focuses on managing the symptoms. If a trigger has been identified, then that trigger should also be managed.

At-home treatments

Home treatments focus on relieving the pain from the spasms. Options include:

  • warm baths or sitz baths
  • relaxation techniques
  • over-the-counter pain medications
  • ointments prescribed by a doctor, like glyceryl trinitrate or topical diltiazem

Injections

If your spasms are severe, you may be a candidate for Botox injections in the area.

Electrical stimulation

This treatment works by the use of a probe inserted into the anus that carries electric stimulation. This can help to block the transmission of pain signals to the brain.

Biofeedback

This treatment uses attached electrodes to guide you in feeling what happens when the pelvic floor is tensed and relaxed. It can help you learn how to relax the pelvic floor muscles to relieve discomfort.

While proctalgia fugax doesn’t have a specific cause, there are some conditions that may be associated or that commonly occur at the same time. Some of these include menstruation and constipation.

Many times, an episode of these painful anal spasms can be associated with psychological issues like anxiety, depression, or stress.

Other conditions that may have an association with proctalgia fugax are anal fissures and abscesses, as well as rectal cancer.

If you have anal pain of any kind, it’s important that you discuss it with a medical professional. This pain can be a symptom of a disease or condition that needs to be addressed.

But if no other condition or disease is found to be causing the pain, and you’re diagnosed with proctalgia fugax, there are treatments that can help manage the episodes.

If the pain and spasms seem to be related to times when you have an increase in stress or feel depressed, counseling or therapy may be recommended.

Anal sphincter spasm – causes, symptoms, diagnosis and treatment

Anal sphincter spasm is a pathological condition in which involuntary painful contractions of the smooth muscles surrounding the anus are observed. It can develop with some injuries and diseases of the rectum and anus, disorders of innervation, autonomic disorders and emotional instability. Spasm of the anal sphincter is accompanied by pain radiating to the coccyx, abdomen, perineum, etc. It is diagnosed on the basis of complaints, anamnesis, rectal examination, sigmoidoscopy, colonoscopy and irrigoscopy. Treatment – diet, antispasmodics, analgesics, physiotherapy, surgery.

General information

Anal sphincter spasm is a fairly common pathological condition that occurs as a result of disorders of innervation and autonomic regulation, traumatic injuries, operations, chronic diseases or severe emotional instability. The main symptom of anal sphincter spasm is pain in the anus (proctalgia) of varying duration and intensity. Mostly middle-aged people suffer, the disease is equally common in patients of both sexes.

Spasm of the anal sphincter tends to be prolonged. It negatively affects the quality of life, accompanied by emotional and mental exhaustion. Cancerophobia is possible, due to the initial mental instability and the tendency of many patients to neurotic reactions. Treatment of anal sphincter spasm is mainly carried out by specialists in the field of clinical proctology. In the presence of severe mental disorders, the participation of a psychologist or psychotherapist is required.

Anal sphincter spasm

Causes

Anal sphincter spasm belongs to the category of polyetiological diseases and can be primary or secondary. In the absence of organic changes, they speak of a primary disorder. The cause of the development of the primary spasm of the anal sphincter is viscero-neurotic disorders and mental instability. The disease is often detected in individuals with a pronounced hysterical component, neurasthenia, increased emotional lability and vegetative-vascular dystonia.

Secondary spasm of the anal sphincter occurs against the background of conditions accompanied by the appearance of organic changes and functional disorders in the anus and lower rectum. Among the common causes that cause the development of this pathology are chronic diseases of the anus, such as hemorrhoids and anal fissure. In addition, spasm of the anal sphincter can be provoked by inflammatory processes in the lower intestine (Crohn’s disease, ulcerative colitis), benign and malignant tumors of the rectum, constipation, trauma to the sacrum and coccyx, complicated childbirth, surgical interventions and adhesions in the pelvic area.

Pathogenesis

There are a large number of nerve endings and blood vessels in the posterior wall of the rectum. Violations of the normal functioning of this part of the intestine are accompanied by the appearance of many nerve impulses that cause a reflex contraction of the smooth muscles surrounding the external and internal sphincters of the anus. With intense stimulation of this reflexogenic zone, individual contractions can turn into spasms of the anal sphincter of various durations. Such spasms, in turn, entail a violation of the blood supply to the rectum and surrounding tissues, cause even more irritation of the nerve endings and exacerbate muscle contraction, which provokes the emergence of a “vicious circle”.

Symptoms

The characteristic manifestations of anal sphincter spasm are pains of varying duration and intensity, radiating to the coccyx, perineum, hip joints or lower abdomen. Pain during spasm is paroxysmal, may appear during defecation or occur without apparent connection with the state of the rectum (empty or not emptied) and other circumstances. There is a low effectiveness of analgesics, while the pain syndrome often disappears or weakens after the completion of a bowel movement or taking a warm bath.

Spasm of the anal sphincter can be provoked not only by the act of defecation, but also by chronic stress, acute emotional and psychological stress, overwork, heavy physical exertion and some neurological diseases. At the same time, spasm of the anal sphincter often itself becomes an impetus for the occurrence of prolonged stress, increased emotional instability and the development of mental disorders of a neurotic level.

Depending on the type of pain syndrome, there are two forms of anal sphincter spasm: with prolonged and short-term proctalgia. With short-term proctalgia, the pain is strong, pulling or stabbing. Due to the high intensity of the pain syndrome and its irradiation to neighboring anatomical regions, patients suffering from anal sphincter spasm often find it difficult to determine the localization of pain and may regard this symptom as a manifestation of diseases of the reproductive or urinary system. With prolonged proctalgia, pain is usually less intense, poorly relieved by analgesics.

In secondary spasm of the anal sphincter, which has arisen against the background of hemorrhoids, anal fissure and other diseases, as a rule, there is a clear connection between proctalgia and the act of defecation. Pain appears when urging to stool, increases with straining and persists for several hours (sometimes up to a day or more) after the end of defecation. Persistent pain negatively affects the quality of life of patients suffering from anal sphincter spasm, and can cause fear of defecation, due to which patients “postpone” going to the toilet. This further exacerbates the resulting violations.

In case of primary spasm of the anal sphincter, the connection with the act of defecation can be traced less clearly. Pain often appears at night or in the morning. Patients develop insomnia. The causelessness of the appearance of pain syndrome, sleep disturbances, initial emotional instability and predisposition to neurotic disorders create a psycho-emotional mood that contributes to the onset of cancerophobia and hypochondria disorders.

Diagnosis

When diagnosing anal sphincter spasm, a thorough collection of complaints, clarification of the history of life and disease is of great importance. When collecting complaints, a proctologist draws attention to the nature of the pain syndrome, its connection with the act of defecation and the time of day. When clarifying the anamnesis of the life of patients with suspected spasm of the anal sphincter, they focus on the presence of chronic pathology of the large intestine and the anus, previous operations and injuries of this anatomical region, vegetative-vascular dystonia, neurotic disorders and emotional lability.

In a number of cases, it is possible to establish that, despite the absence of diagnosed vegetative and mental disorders, in the life history of patients suffering from anal sphincter spasm, recurring spasms of smooth muscles of various organs are traced, for which patients in the past turned to gastroenterologists, pulmonologists, otolaryngologists and other specialists. The examination plan for suspected anal sphincter spasm includes rectal examination and sigmoidoscopy. If you suspect the presence of pathological changes in the upper sections of the large intestine, barium enema and colonoscopy are prescribed. With severe psychoemotional disorders, patients are referred for a consultation with a psychologist or psychotherapist.

Treatment of anal sphincter spasm

Treatment may include diet, drug therapy, physical therapy, and surgery. Therapeutic tactics are determined individually, taking into account the cause of development, the severity and duration of the disease, the somatic and psychological state of the patient. The patient is advised to give up fatty and spicy foods that irritate the intestinal wall, they are advised to carefully observe the rules of personal hygiene and avoid injuring the perianal area with coarse toilet paper.

Antibacterial therapy if necessary. Antispasmodics and analgesics are prescribed (mainly in the form of suppositories, creams and microclysters). For constipation, laxatives are prescribed. To eliminate spasm of the anal sphincter, thermal procedures, electrosleep, UHF, darsonvalization and other physiotherapeutic techniques are used. If conservative therapy is ineffective, a sphincterotomy is performed with partial excision of the smooth muscles surrounding the anus.

Anal sphincter spasm – causes, symptoms, diagnosis and treatment

Anal sphincter spasm is a pathological condition in which involuntary painful contractions of the smooth muscles surrounding the anus are observed. It can develop with some injuries and diseases of the rectum and anus, disorders of innervation, autonomic disorders and emotional instability. Spasm of the anal sphincter is accompanied by pain radiating to the coccyx, abdomen, perineum, etc. It is diagnosed on the basis of complaints, anamnesis, rectal examination, sigmoidoscopy, colonoscopy and irrigoscopy. Treatment – diet, antispasmodics, analgesics, physiotherapy, surgery.

General information

Anal sphincter spasm is a fairly common pathological condition that occurs as a result of disorders of innervation and autonomic regulation, traumatic injuries, operations, chronic diseases or severe emotional instability. The main symptom of anal sphincter spasm is pain in the anus (proctalgia) of varying duration and intensity. Mostly middle-aged people suffer, the disease is equally common in patients of both sexes.

Spasm of the anal sphincter tends to be prolonged. It negatively affects the quality of life, accompanied by emotional and mental exhaustion. Cancerophobia is possible, due to the initial mental instability and the tendency of many patients to neurotic reactions. Treatment of anal sphincter spasm is mainly carried out by specialists in the field of clinical proctology. In the presence of severe mental disorders, the participation of a psychologist or psychotherapist is required.

Anal sphincter spasm

Causes

Anal sphincter spasm belongs to the category of polyetiological diseases and can be primary or secondary. In the absence of organic changes, they speak of a primary disorder. The cause of the development of the primary spasm of the anal sphincter is viscero-neurotic disorders and mental instability. The disease is often detected in individuals with a pronounced hysterical component, neurasthenia, increased emotional lability and vegetative-vascular dystonia.

Secondary spasm of the anal sphincter occurs against the background of conditions accompanied by the appearance of organic changes and functional disorders in the anus and lower rectum. Among the common causes that cause the development of this pathology are chronic diseases of the anus, such as hemorrhoids and anal fissure. In addition, spasm of the anal sphincter can be provoked by inflammatory processes in the lower intestine (Crohn’s disease, ulcerative colitis), benign and malignant tumors of the rectum, constipation, trauma to the sacrum and coccyx, complicated childbirth, surgical interventions and adhesions in the pelvic area.

Pathogenesis

There are a large number of nerve endings and blood vessels in the posterior wall of the rectum. Violations of the normal functioning of this part of the intestine are accompanied by the appearance of many nerve impulses that cause a reflex contraction of the smooth muscles surrounding the external and internal sphincters of the anus. With intense stimulation of this reflexogenic zone, individual contractions can turn into spasms of the anal sphincter of various durations. Such spasms, in turn, entail a violation of the blood supply to the rectum and surrounding tissues, cause even more irritation of the nerve endings and exacerbate muscle contraction, which provokes the emergence of a “vicious circle”.

Symptoms

The characteristic manifestations of anal sphincter spasm are pains of varying duration and intensity, radiating to the coccyx, perineum, hip joints or lower abdomen. Pain during spasm is paroxysmal, may appear during defecation or occur without apparent connection with the state of the rectum (empty or not emptied) and other circumstances. There is a low effectiveness of analgesics, while the pain syndrome often disappears or weakens after the completion of a bowel movement or taking a warm bath.

Spasm of the anal sphincter can be provoked not only by the act of defecation, but also by chronic stress, acute emotional and psychological stress, overwork, heavy physical exertion and some neurological diseases. At the same time, spasm of the anal sphincter often itself becomes an impetus for the occurrence of prolonged stress, increased emotional instability and the development of mental disorders of a neurotic level.

Depending on the type of pain syndrome, there are two forms of anal sphincter spasm: with prolonged and short-term proctalgia. With short-term proctalgia, the pain is strong, pulling or stabbing. Due to the high intensity of the pain syndrome and its irradiation to neighboring anatomical regions, patients suffering from anal sphincter spasm often find it difficult to determine the localization of pain and may regard this symptom as a manifestation of diseases of the reproductive or urinary system. With prolonged proctalgia, pain is usually less intense, poorly relieved by analgesics.

In secondary spasm of the anal sphincter, which has arisen against the background of hemorrhoids, anal fissure and other diseases, as a rule, there is a clear connection between proctalgia and the act of defecation. Pain appears when urging to stool, increases with straining and persists for several hours (sometimes up to a day or more) after the end of defecation. Persistent pain negatively affects the quality of life of patients suffering from anal sphincter spasm, and can cause fear of defecation, due to which patients “postpone” going to the toilet. This further exacerbates the resulting violations.

In case of primary spasm of the anal sphincter, the connection with the act of defecation can be traced less clearly. Pain often appears at night or in the morning. Patients develop insomnia. The causelessness of the appearance of pain syndrome, sleep disturbances, initial emotional instability and predisposition to neurotic disorders create a psycho-emotional mood that contributes to the onset of cancerophobia and hypochondria disorders.

Diagnosis

When diagnosing anal sphincter spasm, a thorough collection of complaints, clarification of the history of life and disease is of great importance. When collecting complaints, a proctologist draws attention to the nature of the pain syndrome, its connection with the act of defecation and the time of day. When clarifying the anamnesis of the life of patients with suspected spasm of the anal sphincter, they focus on the presence of chronic pathology of the large intestine and the anus, previous operations and injuries of this anatomical region, vegetative-vascular dystonia, neurotic disorders and emotional lability.

In a number of cases, it is possible to establish that, despite the absence of diagnosed vegetative and mental disorders, in the life history of patients suffering from anal sphincter spasm, recurring spasms of smooth muscles of various organs are traced, for which patients in the past turned to gastroenterologists, pulmonologists, otolaryngologists and other specialists. The examination plan for suspected anal sphincter spasm includes rectal examination and sigmoidoscopy. If you suspect the presence of pathological changes in the upper sections of the large intestine, barium enema and colonoscopy are prescribed. With severe psychoemotional disorders, patients are referred for a consultation with a psychologist or psychotherapist.

Treatment of anal sphincter spasm

Treatment may include diet, drug therapy, physical therapy, and surgery. Therapeutic tactics are determined individually, taking into account the cause of development, the severity and duration of the disease, the somatic and psychological state of the patient.