1. EXAM-READY DEFINITION Bleeding polypus is a benign, highly vascular, non-neoplastic lesion of the nose that arises most commonly from the anterior part of the nasal septum, particularly from Little’s area (Kiesselbach’s plexus). It is characterized by: Recurrent epistaxis A …
1. EXAM-READY DEFINITION Antrochoanal polyp is a benign, non-neoplastic, inflammatory polypoidal lesion that originates from the mucosa of the maxillary sinus (antrum) and extends through the maxillary ostium into the nasal cavity, finally projecting posteriorly into the choana and sometimes …
1. EXAM-READY DEFINITION Ethmoidal polyp is a benign, non-neoplastic, inflammatory polypoidal outgrowth arising from the mucosa of the ethmoid sinuses, most commonly protruding into the middle meatus and nasal cavity. It is the commonest type of nasal polyp encountered in …
1. DEFINITION Nasal polyp is a benign, non-neoplastic, inflammatory outgrowth of the nasal or sinus mucosa Mucous polyp arises due to chronic inflammatory edema of mucosa Composed of: Edematous stroma Inflammatory cells Respiratory epithelium Typically bilateral Most commonly originates from: …