Choanal nasal Polyp

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Choanal Polyp Arising From Posterior Septum [surgical specimen]
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Choanal Polyp Arising From Posterior Septum [surgical...

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This is the postoperative nasal specimen of a large choanal polyp arising from a small stalk on the posterior nasal septum.

Choanal Polyp Arising From the Left Posterior Nasal Septum
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Choanal Polyp Arising From the Left Posterior...

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A large choanal nasal polyp be seen arising from the posterior portion of this left nasal septum extending into the choana.

Choanal Polyp
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Choanal Polyp

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There is a large nasal polyp in the choanal area of this left nasal cavity.