9 results
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
fluffy white ischemic ... Malignant • Hyper-pigmented ... Elschnig's Spots • Ischemia ... pathophysiology #ophthalmology ... #diagnosis #signs
Shafer's sign on Slit Lamp Ocular Examination

Pigmented cells in the anterior vitreous, which is highly suggestive
Shafer's sign on ... a tear in the retina ... Shafers #Schaffers #sign ... PhysicalExam #clinical #video ... #ophthalmology
Shafer's sign on Slit Lamp Ocular Examination

Shafer's sign in a patient with retinal detachment.

Dr. Sebastian Vega
Shafer's sign on ... Examination Shafer's sign ... a patient with retinal ... Shafers #Shafers #sign ... #ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
edema caused by ... ischemia results ... axons death due to ischemia ... pathophysiology #ophthalmology ... #diagnosis #signs
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: • Purpura, ischemic ... pulmonary and renal ... tract, and often causes ... Kidneys: glomerular ischemia ... purpura: strong sign
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Viral replication causes ... Hypertension - Renal ... - Myocardial ischemia ... Pathophysiology #Diagnosis #Signs ... #Symptoms #Vasculitis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
, small-vessel vasculitis ... vasculitis) • ... tears, Ischemia ... inhibitors • Uveitis- Ophthalmology ... diagnosis #management #signs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
: • Purpura, ischemic ... pulmonary and renal ... purpura: Strong sign ... and mesenteric ischemia ... tract, and often causes
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic inflammatory vasculitis ... systemic sx + signs ... Sufficient segment ... required +/- prompt ophthalmology ... GCA #Temporal #Signs