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

78 yo M with sudden onset
Positive "spot sign ... " on Ocular Ultrasound ... Embolus #Clinical #POCUS ... #Ocular #Ultrasound
Proximal aorta transverse view caudal to Figure 3. Note inferior vena cava (ivc), aorta (ao), anterior
(ao), anterior cortex ... “clock mantle” sign ... Clinical #Radiology #POCUS ... #ClockMantle #Sign
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... conjunctiva and cornea ... dryness of the cornea ... ophthalmology #diagnosis #signs
92F w acute painless monocular vision loss. What's the diagnosis?

...

Central retinal artery occlusion (CRAO)! Retrobulbar "spot
Retrobulbar "spot sign ... #Clinical #POCUS ... #OcularUS #CRAO
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 ... Proptosis -> Exposes cornea ... ophthalmology #diagnosis #signs
"Washing Machine Sign" on Ocular POCUS indicating Viterous Hemorrhage

Patient complained of floaters while doing her laundry.
Washing Machine Sign ... " on Ocular POCUS ... WashingMachine #Sign ... #OcularUS #Ultrasound ... #POCUS
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
hypothalamus, and visual cortex ... meningeal irritation signs ... glaucoma - Ocular
Retrobulbar Hematoma and Guitar Pick Sign on Ocular POCUS
Which of the following is NOT present in
and Guitar Pick Sign ... on Ocular POCUS ... hypoechoic guitar pick sign ... Hematoma #GuitarPick #Sign ... #Ocular #POCUS
Vitreous Hemorrhage - J. Christian Fox @jchristianfox 
#Clinical #Ophthalmology #POCUS #Ocular #Vitreous #Hemorrhage #Blood #WashingMachine #Sign
Ophthalmology #POCUS ... #Ocular #Vitreous ... WashingMachine #Sign
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
the bilateral cortex ... • Vestibulo-ocular ... • Examine for signs