12 results
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
artery occlusion (CRAO ... Positive "spot sign ... " on Ocular Ultrasound ... MaimoUltrasound #CRAO ... #Ultrasound
92F w acute painless monocular vision loss. What's the diagnosis?

...

Central retinal artery occlusion (CRAO)! Retrobulbar "spot
What's the diagnosis ... Retrobulbar "spot ... sign" with embolus ... in CRA. ... Clinical #POCUS #OcularUS
Central Retinal Artery Occlusion (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
) on Ocular POCUS ... intra-arterial spot ... sign” (arrow) c ... #clinical #ultrasound ... #ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Artery Occlusion (CRAO ... -> Cherry-red spot ... due to upstream CRAO ... pathophysiology #ophthalmology ... #diagnosis #signs
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Chronic Vision Loss ... - Differential Diagnosis ... - Cotton wool spots ... #Differential #Diagnosis ... Algorithm #Causes #Ophthalmology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... conjunctiva) • Bitot's spots ... pathophysiology #ophthalmology ... #diagnosis #signs
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Chronic Hypertensive ... -> Cotton-wool Spots ... -> Elschnig's Spots ... pathophysiology #ophthalmology ... #diagnosis #signs
Ocular Globe Rupture on POCUS

A patient presents with eye pain and is unable to open his
Ocular Globe Rupture ... of the sclera supports ... rupture ("flat tire sign ... #Ophthalmology ... #clinical #ultrasound
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
ulceration • Ocular ... ) Differential Diagnosis ... Recurrent and chronic ... inhibitors • Uveitis- Ophthalmology ... #management #signs
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... without aura - Chronic ... meningeal irritation signs ... glaucoma - Ocular ... #ophthalmology