Prolonged Postoperative Pyrexia and Transient Nonnephrogenic Vasopressin-Analogue-Resistant Polyuria following Endoscopic Transsphenoidal Resection of an Infundibular Epidermoid Cyst

Figure 3

Histopathological examination shows features of the dermoid cyst. The lining is typically a squamous epithelium adjacent to glial tissues with inflammation (a). The cyst lumen contains keratin (b). CW: cyst wall and K: keratin.

(a)

(b)