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Carcinoma of the Lacrimal Canaliculus Masquerading as Canaliculitis
Arch Ophthalmol. 2006;124:414-416.
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A patient experiencing epiphora was diagnosed both clinically and intraoperatively as having canaliculitis. Pathologic examination of canalicular "concretions" disclosed carcinoma arising in the lacrimal canaliculus, a rare occurrence.
Report of a Case
A 66-year-old woman had complained of right-sided epiphora for 2 years. Various allergies were diagnosed and drops prescribed, affording no relief. Ultimately, an inner canthal mass was noted and interpreted as a walled-off abscess of the lower canaliculus, extending into the sac. Palpation produced no punctal discharge. Irrigation through the superior system revealed blockage at the sac level. The diagnosis was old canaliculitis with pyocele. A right dacryocystorhinostomy was performed, including a canaliculotomy that exposed gelatinous material and "concretions." The sac appeared normal. Curettage of the lower canaliculus was performed.
Histopathologic examination showed multiple papillary configurations containing atypical epithelial cells surrounding fibrovascular cores. Areas of elongated, spindlelike cells with scant cytoplasm were present, as well as zones of atypical squamous cells with . . . [Full Text of this Article]
Comment
AUTHOR INFORMATION
Norman C. Charles, MD;
Richard D. Lisman, MD;
Khushbakhat R. Mittal, MD
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