22 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
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
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Differential Diagnosis Algorithm ... - Cotton wool spots ... Micro-aneurysms, Hemorrhage and ... - Visual field defects ... #Causes #Ophthalmology
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
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
thrombosis of short ... field: altitudinal defect ... Doppler US : halo sign ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm
Central Retinal Artery Occlusion (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
Occlusion (CRAO) on Ocular ... intra-arterial spot ... sign” (arrow) c ... Occlusion #CRAO #Ocular ... #ultrasound #ophthalmology
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
Papilledema on Ocular POCUS

Eye, linear probe, optic nerve (ON) elevation >0.6 mm into globe (crescent sign)
Papilledema on Ocular ... POCUS Eye, linear ... globe (crescent sign ... #POCUS #clinical ... #ultrasound #ophthalmology