Anal distension may be related to physiological reasons such as improper diet, or pathological reasons such as hemorrhoids, fistula, sinusitis, proctitis, rectal tumors.
1. Physiological reasons: if eating spicy, stimulating food, may cause anal distension, always have bowel movements, may also be accompanied by abdominal pain, diarrhea symptoms; in addition, pregnant women can be due to the uterus increases the pressure to the neighboring rectum also appeared in anal distension, always have bowel movements of the symptoms.
2. Pathological causes: including hemorrhoids, anal fistula, anal sinusitis, proctitis, rectal tumors.
(1) When suffering from hemorrhoids, anal fistula and other diseases, can cause anal distension, the symptoms of old stool, often accompanied by blood in the stool, pus and blood and other symptoms.
(2) If you suffer from sinusitis, proctitis, perianal abscess and other diseases, it can also cause anal swelling, always have a bowel movement, mostly accompanied by pain, increased secretion and other symptoms.
(3) Tumor. Such as rectal tumors, rectal polyps and other symptoms can also appear, accompanied by blood in the stool, diarrhea, weight loss and other symptoms.
When the symptoms of anal swelling and constant urge to pass stool cannot be relieved for a long period of time, you should consult a doctor in time, clarify the cause under the doctor’s guidance, and take active treatment.