This document discusses acute hemorrhage from the nasal cavity or nasopharynx. It begins by defining the condition and describing the arterial blood supply to an area called Little's area, which is the usual site of epistaxis in children and young adults. It then discusses the causes of epistaxis including local factors like nose picking, trauma, or tumors, as well as general factors like blood disorders, medications, or cardiovascular issues. It classifies epistaxis as anterior or posterior based on location and risk factors. The management section outlines assessing the patient's history, examining the nose, and providing first aid like pinching the nose. Treatment options are discussed like cauterization, anterior or posterior nasal packing, or arterial