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tailgut cyst

Monday 5 October 2020

PO

Gross

 2 - 12 cm (mean 9.5 cm) multilocular cyst

Microscopy

 multilocular cyst with squamous, mucinous, simple, pseudostratifed ciliated or transitional lining
 may contain bundles of smooth muscle in cyst wall
 meningeal tissue, thyroid tissue and glomus bodies have also been reported

Differential diagnosis

 anal gland cyst
 duplication cyst
 epidermal cyst
 sacral meningocele
 teratoma / dermoid cyst

See also

 anal cysts