The limbus

Solitary xanthoma of the limbus.

An Ix-year-old Caucasian boy was seen at the Indiana University Medical Center, Department of Ophthalmology, because of a yellow limbal lesion of the left eye which had been first noted 2 years previously, and which had been progressively enlarging. The family history was not contributory. The child was premature, but developed normally with no history of significant systemic or ocular disease....

Secondary Amyloid Infiltration around the Limbus.

Circumcorneal annulus of collagen fibrils in the human limbus.

PURPOSE To quantify the orientation of the collagen fibrils in the human limbus and to compare it with the orientation in the cornea and the sclera. METHODS Fibril orientation was measured from 100 synchrotron x-ray diffraction patterns collected at intervals along lines across the cornea, limbus, and sclera. RESULTS A distinct circumcorneal annulus of collagen fibrils was revealed in the l...

Juvenile xanthogranuloma of the limbus in an adult.

Report of a Case. A 39-year-old man came to our department with a painless limbal mass on his right eye that had enlarged during 3 months. His visual acuity was 20/40 OU and on slitlamp examination, a yellowish, well-circumscribed, vascularized, round nodule was evident at the 6-o’clock position of the right limbus, measuring 6 mm in diameter. The visual axis was clear, and on gonioscopy, neith...

[Atypical melanocytic nevus of the limbus. A case report].

CASE REPORT A 78-year-old-woman presented with a corneal non-pigmented vascularised tumour of her left eye, of 2 months onset, but with no previous ocular disorders. Surgical excision was performed, and the histopathological study showed the lesion to be an atypical melanocytic nevus of the limbus. DISCUSSION Corneal pigmented lesions tend to occur as a result of conjunctival or sclerocorneal...