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. 2019 Nov 22;6:2374289519888735. doi: 10.1177/2374289519888735

Figure 6.

Figure 6.

A and B, Thyroglossal duct cyst: ciliated columnar (respiratory) epithelium-lined cyst with the presence of thyroid tissue in the cyst wall (A: ×40 [inset: whole slide], B: ×200). C and D, Cervical thymic cyst: cyst lined by squamous, cuboidal, or columnar epithelium with the presence of thymic tissue containing lymphoid aggregates and Hassall corpuscles (D, black arrow and inset) in the cyst wall (C: ×40 [inset: whole slide], D: ×200 [inset: ×400]; hematoxylin and eosin staining).