Pituitary abscess following expanding sphenoid sinus pyocele: complication of endoscopic endonasal transsphenoidal surgery

Sphenoid sinus mucocele is a rare complication of endoscopic ndonasal transsphenoid surgery [1]. Sphenoid sinus pyocele s defined as secondary infection of sphenoid sinus mucocele ith bacterial colonization. If the clinical diagnosis is incorrect r delayed, several serious complications may occur, especially scending intracranial extension with central nervous system nfection [2]. Most patients with sphenoid sinus pyocele respond ell to broad-spectrum antibiotics and nasal decongestants. Surical intervention is only indicated for those who are refractory to edical treatment [2]. Pituitary abscess secondary to expanding sphenoid sinus infecionwas reported by few literature, and history of previous surgery or pituitary lesions may further increase its risk [3]. For patient ith sphenoid sinus mucocele/pyocele, aggressive surgical interention is recommended.