Hemorrhoids are not contagious or infectious. Hemorrhoids are related to the weakening of the anal cushion, perianal varicose veins, and triggering factors.
1. anal cushion role weakening: anal cushion is composed of venous sinus, smooth muscle and connective tissue, play the role of closure of the anal canal, control defecation. When its elastic retraction role weakened, the anal cushion is congested, downward and hyperplasia formation of hemorrhoids.
2. Varicose veins: the main structure of the anal cushion is the venous plexus, long-term sitting and standing, constipation, pregnancy, prostate hypertrophy, etc., can cause rectal venous reflux obstruction. Lead to pathological expansion of the venous plexus, blood flow stagnation appear hemorrhoids.
3. Predisposing factors: prolonged sitting on the toilet during defecation, persistent diarrhea or constipation can cause elevated risk of hemorrhoids. As well as a history of anal sex, obesity, age over 50 years old, etc., will have the risk of hemorrhoids.
When hemorrhoids appear and affect your daily life, it is recommended to seek medical advice, follow the doctor’s instructions for relevant examinations, clarify the cause with the doctor’s help, and carry out targeted treatment or therapy.