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What is Woodruff's plexus is located at and explain in detail?
O Woodruff's plexus (also called nasopharyngeal plexus) is a confluence of vessels on the lateral wall of nose and is often implicated in 'posterior' bleeds. O It is a venous plexus situated posterior to posterior end of Middle and inferior turbinate. In recent histological studies it is found to consist of thin walled vessels with very little muscle or fibrous tissue. O It is the most common site of posterior epistaxis in adults. A more recent study with endoscopic photography and anatomical micro-dissectionconfirmed that the plexus does indeed exist but showedit to be a venous plexus.