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

78 yo M with sudden onset
retinal artery occlusion ... Positive "spot sign ... " on Ocular Ultrasound ... Embolus #Clinical #POCUS ... #Ocular #Ultrasound
Central Retinal Artery Occlusion (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
(CRAO) on Ocular ... intra-arterial spot ... sign” (arrow) c ... #CRAO #Ocular # ... #ultrasound #ophthalmology
92F w acute painless monocular vision loss. What's the diagnosis?

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Central retinal artery occlusion (CRAO)! Retrobulbar "spot
retinal artery occlusion ... Retrobulbar "spot ... sign" with embolus ... #Clinical #POCUS ... #OcularUS #CRAO
Retrobulbar Hematoma and Guitar Pick Sign on Ocular POCUS
Which of the following is NOT present in
Guitar Pick Sign ... on Ocular POCUS ... hypoechoic guitar pick sign ... Hematoma #GuitarPick #Sign ... #Ocular #POCUS
Ocular Globe Rupture on POCUS

A patient presents with eye pain and is unable to open his
with eye pain and ... of the sclera supports ... rupture ("flat tire sign ... #Ocular #Ophthalmology ... #clinical #ultrasound
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Retinal Artery Occlusion ... arrhythmias, congenital defects ... -> Cherry-red spot ... pathophysiology #ophthalmology ... #diagnosis #signs
Congenital Adrenal Hyperplasia - 21-Hydroxylase Deficiency - Signs and Symptoms
 • Brain: Androgenization effects, Glucocorticoid effects,
Hydroxylase Deficiency - Signs ... Glucocorticoid effects ... resistance • Adrenal: Nodular ... density, Adult short ... Hydroxylase #Deficiency #Signs
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
- Impinges on ocular ... Impaired extra-ocular ... Afferent pupillary defect ... pathophysiology #ophthalmology ... #diagnosis #signs
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
: Pathogenesis and ... Ocular Manifestations ... 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
Exudates • Occlusion ... -> Cotton-wool Spots ... -> Elschnig's Spots ... pathophysiology #ophthalmology ... #diagnosis #signs