Home > Flashcards > Print Preview
The flashcards below were created by user
on FreezingBlue Flashcards
. What would you like to do?
What are Pseudomelanomas?
Lesions that can simulate an ocular melanoma clinically and/or echographically.
List the types of TUMORS that are Pseudomelanomas
Metastatic carcinoma, Choroidal hemangioma, Calcific tumors (osteoma), Nevus,Melanocytoma (magnocellular nevus), Intraocular B‐cell lymphoma (reticulum cell sarcoma),Uveal lymphoid hyperplasia, Leukemia, Leiomyoma, Uveal Schwannoma (neurilemoma),Neurofibroma, Hamartomas of the retina (capillary & combined), Scleral tumors, Adenoma,Medulloepithelioma (diktyoma)
List the types of NONTUMOR that are Pseudomelanomas
Disciform lesion, Hemorrhagic RPE detachment (HRPED), Choroidal hemorrhage (focal),Hemorrhage into retinal cyst/schisis, Posterior nodular scleritis, Inflammatory lesions of thechoroid (VKH), Bilateral diffuse uveal melanocytic proliferation (BDUMP), Ampulla of vortexvein, Posterior coloboma, Dislocated lens & lens nuclei, Intumescent lens, Cyst, Epithelialdowngrowth
What is used to differentiate an ocular melanoma?
Location, Shape, Reflectivity, Structure, Vascularity
What are the typical characteristics of a Melanoma?
located in the Choroid/ciliary body; dome/collar button shaped; low‐medium reflectivity;regular internal structure, + for vascularity
What are the typical characteristics of a Metastatic carcinoma?
located in the posterior choroid; diffused/irregular shape; medium to high reflectivity;irregular structure; ‐ for vascularity
What are they typical characteristics of a Choroidal hemangioma?
located in the posterior choroid; dome shape; high reflectivity, regular structure, ‐vascularity
Wh t th h t iti f h idl What are the characteristics of a choroidal nevus?
located in the choroid; dome shaped; high reflectivity; regular structure; ‐ vascularity
What are the characteristics of a disciform lesion?
located in the macula, dome or irregular shaped; high reflectivity, variable structure, ‐vascularity
What are the characteristics of a choroidal hemorrhage?
located in the choroid; dome shaped; variable reflectivity; variable structure, ‐ vascularity
List conditions associated with calcification
Choroidal osteoma, sclerochoroidal calcification, Retinoblastoma, Retinal angioma, Retinalastrocytic hamartoma, Choroidal melanoma, Choroidal hemangioma, Optic nerve headdrusen, Disciform lesions, Granuloma, Cysticercosis, Mature cataracts, Trauma, Longstandingretinal detachments, Phthisis bulbi, Cogan's plaques
What is Leukokoria?
an abnormal white reflection from the retina of the eye
List conditions associated with Leukokoria
Retinoblastoma, ROP, PHPV, Coats' disease, Toxocariasis, Endophthalmitis, Cysticercosis,Medulloepithelioma
List the main characteristics of Retinoblastoma
calcified mass, normal axial length, unilateral/bilateral
List the main characteristics of Retinopathy of Prematurity(ROP) (stage V)
Total retinal detachments w/ retinal loops, short axial length, bilateral
List the main characteristics of Persistent Hyperplasticprimary vitreous (PHPV)
Vitreous band from the lens to the optic nerve, short axial length, unilateral (PFV)
List the main characteristics of Coats' disease
Exudative retinal detachment, normal axial length, unilateral
List the main characteristics of Toxocariasis
Peripheral glaucoma, retinal folds, posterior traction RD, normal axial length, unilateral
List the main characteristics of Endophthalmitis
Vitreous opacities, normal axial length, unilateral
List the main characteristics of Cysticercosis
Cyst with scolex, normal axial length, unilaterial
List the main characteristics of Medulloepithelioma(diktyoma)
Ciliary body mass with cystic cavities, normal axial length, unilaterial
What would you like to do?
Home > Flashcards > Print Preview