Which of the following statement is true about external haemorrhoids?
Painful, below the dentate line
Painless, above the denate line
Rubber band ligation is the treatment of choice
May be associated with a skin tag
It presents as a suddenonset, olive-shaped, painful blue subcutaneous swelling at the anal margin and is usually consequent upon straining at stool, coughing or lifting a heavy weight .The thrombosis is usually situated in a lateral region of the anal margin. If the patient presents within the first 48 hours the clot may be evacuated under local anaesthesia. Ref: Bailey & Love&;s Sho Practice of Surgery,E25,Page-1259
G.I.T