89 results
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Central Retinal ... Pathogenesis and clinical ... pathophysiology #ophthalmology ... #diagnosis #signs
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... Occlusion (CRAO) Clinical ... • Cherry red spot ... Occlusion #CRAO #Diagnosis ... #Ophthalmology
Retinal Detachment

Floaters - Cobweb appearance 
Photopsia - Flash of light 
Visual field defect - Flash of
Retinal Detachment ... of light #Retinal ... #Detachment #Diagnosis ... #Ophthalmology ... #Signs
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... Pathogenesis and clinical ... -> Cherry-red spot ... pathophysiology #ophthalmology ... #diagnosis #signs
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
Pathogenesis and clinical ... into the deeper retinal ... -> Cotton-wool spots ... Retinopathy #Diabetes #ophthalmology ... #diagnosis #complications
Roth spots: a red hemorrhagic lesion of the retina with a characteristic white center representing fibrin-platelet
Roth spots: a red ... lesion of the retina ... Endocarditis #Infective #Clinical ... #Fundoscopy #Ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Pathogenesis and clinical ... -> Cotton-wool Spots ... -> Elschnig's Spots ... pathophysiology #ophthalmology ... #diagnosis #signs
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Pathogenesis and clinical ... Retinoblastoma Signs ... spread • Sub-retinal ... pathophysiology #ophthalmology ... #diagnosis #signs
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Cotton Wool Spots ... axoplasm into retina ... #CottonWool #Spots ... #fundoscopy #ophthalmology ... #Clinical
Central Retinal Artery Occlusion (CRAO) vs Central Retinal Vein Occlusion (CRVO) - A Comparison Table

Clinical Features,
Central Retinal ... CRAO) vs Central Retinal ... Comparison Table Clinical ... #CRAO #CRVO #Ophthalmology ... #Diagnosis #Management