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

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Central Retinal Vein Occlusion ... CentralRetinalVein #Occlusion ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
retinal artery occlusion ... Positive "spot sign ... RetinalArtery #Occlusion ... Embolus #Clinical #POCUS
92F w acute painless monocular vision loss. What's the diagnosis?

...

Central retinal artery occlusion (CRAO)! Retrobulbar "spot
retinal artery occlusion ... Retrobulbar "spot ... sign" with embolus ... #Clinical #POCUS ... RetinalArtery #Occlusion
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
thrombosis of short ... • Cephalic symptoms ... Doppler US : halo sign ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Retinal Artery Occlusion ... -> Cherry-red spot ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Central Retinal Artery Occlusion (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
Retinal Artery Occlusion ... CRAO) on Ocular POCUS ... intra-arterial spot ... sign” (arrow) c ... clinical #ultrasound #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Hard Exudates • Occlusion ... -> Cotton-wool Spots ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms #complications
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
vertigo (BPPV) - Short-lived ... Long symptom-free ... Occlusion of posterior ... varying neurologic signs ... or symptoms.
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
conjunctiva) • Bitot's spots ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... • Neurologic symptoms ... a diagnosis of exclusion ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology