Chorioretinal Coloboma - Vagelos College of Physicians and …
Congenital lesion, characterized by absence of normal retina, RPE and choroid. Symptoms: depend on the location of the coloboma and ocular structures involved. Associated with higher incidence of retina detachment. Surgical retinal reattachment procedures include scleral buckling, vitrectomy and silicone oil tamponade.
Coloboma - EyeWiki
Chorioretinal Coloboma. The most important predictor of visual outcome is identification of normal foveal anatomy. Patients with bilateral uveal coloboma or unilateral coloboma plus one other systemic abnormality should be referred to genetics specialist to evaluate for systemic disorders.
Chorioretinal Coloboma Complications: Retinal Detachment and …
Chorioretinal coloboma is an uncommon congenital anomaly of the posterior segment occurring as a consequence of incomplete closure of the embryonic fissure during fetal development. Anatomical alterations in colobomatous eyes include atrophic retina, staphylomatous sclera, and absence of retinal pigment epithelium (RPE), Bruch's membrane ...
What Is a Coloboma? Types, Symptoms, and Treatments - WebMD
2024年9月12日 · There are six different types of colobomas: Chorioretinal colobomas occur when part of the retina is missing. The retina is the layer of cells lining the back of the eye that senses light and...
Chorioretinal Coloboma - ScienceDirect
2020年1月1日 · Chorioretinal coloboma occurs as a result of the failure of the embryonic fissure to close during the sixth and seventh weeks of fetal development. 1, 2 It is most common in the inferonasal quadrant and can be associated with iris, ciliary, lens, and optic nerve colobomas. 1 In chorioretinal colobomas, the sclera is staphylomatous, the ...
Coloboma: Types, Symptoms, and Associated Conditions - Vision …
2024年10月23日 · Chorioretinal Coloboma. Chorioretinal coloboma is a uveal coloboma in the retina. This means part of the retina is missing. The retina lines the back wall inside your eye. It senses light and relays signals to your brain so you can see. Chorioretinal coloboma typically doesn’t cause vision problems. But in rare cases, it can cause retinal ...
Chorioretinal Coloboma > Clinical Keywords - Yale Medicine
Chorioretinal coloboma is a congenital eye condition characterized by a gap or defect in the retina and choroid layers of the eye. This results from incomplete closure of the embryonic fissure during fetal development, leading to a range of visual impairments, including reduced visual acuity, field defects, and retinal detachment.
Peering into the depths: chorio-retinal coloboma and risk of …
Posterior segment evaluation showed a chorioretinal coloboma inferior to the optic disc, presenting as a well-defined, bright and depressed hypopigmented area with pigmentation at the margins and underlying thinned and dehiscent sclera visible at its base . The left eye examination was within normal limits.
Chorioretinal coloboma (Concept Id: C0240896) - National …
A rare genetic eye disease with characteristics of optic disc anomalies (bilateral colobomatous optic discs, retinal vessels arising from the peripheral optic disc) and macular atrophy. Peripapillary chorioretinal atrophy and chorioretinal and iris coloboma have also been described. Patients present with horizontal nystagmus and poor visual acuity.
Chorioretinal colobomas in a pediatric population - ScienceDirect
1998年8月1日 · A chorioretinal coloboma occurs because of incomplete closure of the embryonic fissure of the eye during the sixth and seventh weeks of fetal development. 7 It can occur in isolated form or with multisystem involvement.