6 results
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Definition: acute ... disorder of the optic nerve ... Clinical manifestations ... Doppler US : halo sign ... #Rheumatology #Ophthalmology
Papilledema on Ocular POCUS

Eye, linear probe, optic nerve (ON) elevation >0.6 mm into globe (crescent sign)
POCUS Eye, linear ... probe, optic nerve ... globe (crescent sign ... #clinical #ultrasound ... #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Pathogenesis and clinical ... vasoconstrictive • Acute ... Stage 3: Severe/exudative ... disc edema. -> Papilledema ... #diagnosis #signs
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
Acute Closed Angle ... and Clinical Findings ... leads to optic nerve ... damage & blindness Signs ... pathophysiology #ophthalmology
Secondary Glaucoma: Pathogenesis and Clinical Findings
Open-Angle Secondary Glaucoma:
 • Pre-trabecular defect -> Aqueous outflow is obstructed
Pathogenesis and Clinical ... -> Calcium ion ... damage to optic nerve ... growth factors, oxidative ... pathophysiology #ophthalmology
Primary Open-Angle Glaucoma: Pathogenesis and Clinical Findings
 • Risk factors -> Incr IOP, Incr age, African-American
Primary Open-Angle Glaucoma ... Pathogenesis and Clinical ... -> Calcium ion ... growth factors, oxidative ... pathophysiology #ophthalmology