What causes Antrochoanal polyp?

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Is an Antrochoanal a polyp?

Antrochoanal polyps (ACP) are benign lesions that arise from the mucosa of the maxillary sinus, grow into the maxillary sinus and reach the choana, and nasal obstruction being their main symptom.

How do you get rid of an Antrochoanal polyp?

The current treatment of antrochoanal polyp is simple avulsion of the nasal part with or without removal of the antral part. The antral part is removed through a Caldwell- Luc antrostomy, inferior meatal antrostomy, or middle meatal antrostomy.

Why do nasal polyps occur?

Polyps develop because the mucous membranes lining the nose or sinuses change. The membranes become inflamed for a long time or become inflamed over and over again. The inflammation features swelling, redness and fluid buildup. Researchers believe that allergies and infections cause the inflammation.

Does Antrochoanal polyps bleed?

Introduction. The presence of a bleeding nasal mass is consistent with various malignant and benign lesions. Among the benign lesions are angiomatous antrochoanal polyps (AAP), juvenile nasopharyngeal angiofibroma (JNA) and nasal septal hemangioma or “bleeding polyps which was first reported by Ash and Old in 1950.

Why Ethmoidal polyp is multiple?

What are ethmoidal polyps? Ethmoidal polyps are multiple, bilateral, painless, pearly white, grape like masses arising from the ethmoidal air cells. Ethmoidal air cells are multiple air cells present on medial to the eyes.

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Is Antrochoanal polyp cancerous?

Antrochoanal polyp, which is also known as “Killian’s polyp” is a benign solitary lesion with a mucin density. It arises from the antrum of the maxillary sinus and passes through the sinus ostium into the nasal cavity, choana and goes downwards into the nasopharynx.

Why does Antrochoanal polyp grow posteriorly?

Antrochoanal polyp is a benign lesion originating from the mucosa of the maxillary sinus, growing through the accessory ostium into the middle meatus and, thereafter, protruding posteriorly to the choana and nasopharynx. Incomplete excision of antrochoanal polyp almost always leads to recurrence.

Are polyps benign?

Polyps are benign (non-cancerous) growths, but cancer can start in some types of polyps. These polyps can be thought of as pre-cancers, which is why it is important to have them removed.