title: Squamous cell carcinoma of the lacrimal sac.
abstract: The clinical and histopathological findings in a 40-year-old man with a lacrimal sac tumor are reported. Although the clinical history indicated a lacrimal sac obstruction and recurrent dacryocystitis, the lesion was diagnosed by light microscopy as a squamous cell carcinoma.
authors.affiliation: Department of Ophthalmology, Ankara Education and Research Hospital, Oran-Ankara, Turkey.
authors.forename: Yasemin A
authors.initials: YA
authors.lastname: Katircioglu
authors.forename: U Emrah
authors.initials: UE
authors.lastname: Altiparmak
authors.forename: Halit
authors.initials: H
authors.lastname: Akmansu
authors.forename: Hüseyin
authors.initials: H
authors.lastname: Ustün
authors.forename: Faruk
authors.initials: F
authors.lastname: Zorlu
authors.forename: Sunay
authors.initials: S
authors.lastname: Duman
mesh_terms: D000328:Adult; D002294:Carcinoma, Squamous Cell / Q000175:diagnosis* / Q000628:therapy; D003131:Combined Modality Therapy; D003607:Dacryocystitis / Q000175:diagnosis / Q000628:therapy; D003937:Diagnosis, Differential; D006801:Humans; D007766:Lacrimal Apparatus Diseases / Q000175:diagnosis* / Q000628:therapy; D008297:Male