Anismus
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD medical weight loss NYC and sleep center NYC
| Anismus | |
|---|---|
| |
| Synonyms | Dyssynergic defecation, Paradoxical puborectalis contraction |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Constipation, straining during bowel movements, incomplete evacuation |
| Complications | Fecal impaction, rectal prolapse |
| Onset | Can occur at any age |
| Duration | Chronic |
| Types | N/A |
| Causes | Dysfunction of the pelvic floor muscles |
| Risks | Pelvic surgery, neurological disorders, psychological factors |
| Diagnosis | Anorectal manometry, defecography, balloon expulsion test |
| Differential diagnosis | Irritable bowel syndrome, rectocele, anal fissure |
| Prevention | N/A |
| Treatment | Biofeedback therapy, pelvic floor physical therapy, botulinum toxin injection |
| Medication | Laxatives (for symptom relief) |
| Prognosis | N/A |
| Frequency | Common, but exact prevalence is unknown |
| Deaths | N/A |
Anismus is a functional disorder where the sphincter muscle in the rectum does not relax properly during defecation, leading to difficulty in passing stool. This condition is also known as paradoxical puborectalis contraction or spastic pelvic floor syndrome.
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Symptoms[edit | edit source]
The main symptom of anismus is difficulty in passing stool, despite the urge to defecate. Other symptoms may include:
- Constipation
- Straining during bowel movements
- Feeling of incomplete evacuation
- Abdominal pain
- Bloating
Causes[edit | edit source]
The exact cause of anismus is unknown. However, it is believed to be related to the improper functioning of the nerves and muscles in the rectum. Some possible causes include:
Diagnosis[edit | edit source]
Diagnosis of anismus is usually made based on the patient's symptoms and medical history. Additional tests may be performed to confirm the diagnosis, such as:
Treatment[edit | edit source]
Treatment for anismus focuses on improving the coordination of the pelvic floor muscles. This may include:
See also[edit | edit source]
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Contributors: Prab R. Tumpati, MD
