Antrochoanal Polyps: How Long Should Follow-Up Be after Surgery?

Figure 1

(a) Left nasal cavity endoscopic view showing antrochoanal polyp at inferior meatus CT scans. (b) Coronal view, soft tissue window showing cystic component in the maxillary antrum. (c) Coronal view, bone window showing defect of medial maxillary wall below the inferior turbinate. (d) Axial view, soft tissue window; polyp extending into the nasopharynx.

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