Swelling of the anal region

Swelling of the anal region involves an abnormal enlargement or puffiness around the anus. This symptom can cause discomfort, pain, and other related issues. Possible causes of anal swelling include:

• Hemorrhoids: Swollen and inflamed veins in the rectum or anus.
• Anal abscess: A collection of pus caused by infection in the tissue around the anus.
• Anal fissures: Small tears in the lining of the anus that can cause swelling.
• Perianal hematoma: A localized collection of blood under the skin around the anus.
• Inflammatory bowel disease (IBD): Conditions like Crohn’s disease or ulcerative colitis.
• Infections: Bacterial, viral, or fungal infections that affect the anal area.

Source | Author Doctor Nikas Samuolis, reviewed by Prof. Virginijus Šapoka | Vilnius University | Faculty of Medicine | Head of the Department of Internal Medicine, Family Medicine, and Oncology