Antrochoanal polyp

Case contributed by Dr Fakhry Mahmoud Ebouda


Difficulty in breathing, blocked nose and chronic headache.

Patient Data

Age: 40 years.
Gender: Male

Homogeneous low density mass lesion is seen filling the entire right maxillary antrum. It protrudes through the widened maxillary antral ostium into the corresponding choana to reach the posterior nasopharynx.

Case Discussion

Antrochoanal polyp is a solitary sinonasal polyp arises from the maxillary antrum and passes through an enlarged ostium to protrude into nasal cavity and nasopharynx.

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Case information

rID: 43993
Published: 1st Apr 2016
Last edited: 10th Apr 2016
System: Head & Neck
Inclusion in quiz mode: Included

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