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Right nasal cavity. Choana is blocked by hypertrophic mucosa of the inferior turbinate tail (a). Left-sided type 2 septal deformity (b). The same situation is seen with the mucosa of the left inferior turbinate tail. Please note that the endo-photographs were taken after comprehensive decongestion and superficial anesthesia with xillocaine spray. In the native status, the “cork” in the choanae is usually bigger and blocks the choana much more tightly (c).
