13 results
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Hemorrhages • ... fluffy white ischemic ... Elschnig's Spots • Ischemia ... pathophysiology #ophthalmology ... #diagnosis #signs
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
optic neuropathy, vasculitis ... Caused by decreased ... Ocular causes - ... anterior chamber hemorrhage ... Differential #Diagnosis #Ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Cataracts - Macula: Macular ... Vein Occlusion, Ischemic ... Hemorrhage, TIA ... Differential #Diagnosis #causes ... #ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Optic Neuritis • Ischemic ... Nerve Tumor • Retinal ... • Tumor • Hemorrhage ... Diagnosis #Algorithm #Causes ... #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
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Viral replication causes ... - Myocardial ischemia ... abdo pain, GI hemorrhage ... Pathophysiology #Diagnosis #Signs ... #Symptoms #Vasculitis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: • Purpura, ischemic ... tract, and often causes ... Kidneys: glomerular ischemia ... Syndrome: - Ocular ... purpura: strong sign
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Is visual loss caused ... with splinter hemorrhages ... Doppler US : halo sign ... #Rheumatology #Ophthalmology
44M with h/o DM2 and insulin noncompliance presents w R eye visual loss x 3d. What's
without retinal ... washing machine" sign ... Clinical #POCUS #Ocular ... #Ophthalmology ... WashingMachine #Sign
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