منابع مشابه
Systemic associations of uveal coloboma.
Closure of the optic cleft occurs about the sixth week of intrauterine life. Clinically, failure of complete closure results in a coloboma of the uveal tract which is variable in its position and extent, and there is sometimes also an associated coloboma of the optic nervehead; defective closure of the cleft is known to be under genetic influence. The usual mode of transmission of such a defect...
متن کاملUveal coloboma and true Klinefelter syndrome.
The clinical features of 'Klinefelter' syndrome were first described by Klinefelter, Reifenstein, and Albright (1942). The true Klinefelter syndrome is chromatin-positive and is due to X chromosome polysomy, most frequently 47,XXY (Jacobs and Strong, 1959), but karyotypes with one or more X's or Y's additional to the XXY formula, such as 48,XXXY, 49,XXXXY, and mosaicisms of XXY with other stem-...
متن کاملIncidence, ocular findings, and systemic associations of ocular coloboma: a population-based study.
OBJECTIVE To describe the incidence, ocular findings, and systemic associations of coloboma in a population-based cohort of children. METHODS We retrospectively reviewed the medical records of pediatric (aged <19 years) patients diagnosed as having ocular coloboma from January 1, 1968, through December 31, 2007, as residents of Olmsted County, Minnesota. RESULTS Thirty-three children were n...
متن کاملUveal coloboma: about 3 cases at the University Teaching Hospital, Yaounde, Cameroon
Uveal coloboma is a rare eye malformation caused by failure of the optic fissure to close during the fifth to seventh weeks of foetal life. The risk of retinal detachment increases with age in colobomatous eyes. Preventive measures such as early detection of the retinal break, prophylactic laser photocoagulation along the coloboma margin, confer a significant benefit in reducing this risk of re...
متن کاملContralateral eyelid metastasis of uveal melanoma with further systemic dissemination.
BACKGROUND The usual way of dissemination of an uveal malignant melanoma comprises hematogenous metastases to various organs, liver in the first place. Uncommon development of the disease is always possible, while unusual ways of dissemination and secondary deposits in the unexpected sites have been observed. We presented an unusual case of a patient with uveal melanoma metastatic to the contra...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: British Journal of Ophthalmology
سال: 1974
ISSN: 0007-1161
DOI: 10.1136/bjo.58.11.917