Which of the following is true about hemorrhoids?

Hemorrhoids- Are Normal anatomical cushions- Made of* Venules* Aerioles* Smooth muscle fibers* Elastic tissuesLocation of hemorrhoids- 3' o clock- 7'O clock- 11'0 clockPathophysiology- On constipation due to Excessive straining |Abnormal descent of anatomical cushions |Injury by hard fecal matter |Bleeding PR* Mc cause of bleeding PR - Hemorrhoids* Mc cause of significant lower GI bleed - Colonic diveicula* Mc cause of occult lower GI bleed - Angiodysplasia/ Vascular ectasia Clinical Presentation- Painless bleeding- Amount of bleeding - 3 to 5 ml to a max of 10 mlDiagnosis- They Cannot be palpated, therefore hemorrhoids cannot be diagnosed by DRE- Diagnosis of hemorrhoids - by proctoscopy Internal Hemorrhoids External Hemorrhoids - Location - above dentate line (Pain insensitive region)- Painless bleeding- Treatment - depends on the degree - Location - below dentate line(pain sensitive region)- Painful bleeding- Aka 5- days painful self-curing lesion- Recurrent thrombosis in externalhemorrhoids leads to semi- RIPE blackcurrant- Treatment - Excision