28 results
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Vein Occlusion (CRVO ... CentralRetinalVein #Occlusion #CRVO ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Artery Occlusion (CRAO ... • Cherry red spot ... • Immediate ophthalmology ... #Diagnosis #Clinical ... #Fundoscopy #Ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
-> Cherry-red spot ... due to upstream CRAO ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
-> Cotton-wool Spots ... -> Elschnig's Spots ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms #complications
Central Retinal Artery Occlusion (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
Artery Occlusion (CRAO ... intra-arterial spot ... artery occlusion (CRAO ... POCUS #clinical #ultrasound ... #ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Chronic Vision Loss ... - Differential Diagnosis ... - Cotton wool spots ... #Differential #Diagnosis ... Algorithm #Causes #Ophthalmology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
- Differential Diagnosis ... Abnormal Abdominal Ultrasound ... Smoking, Snoring Chronic ... Chest Symptoms ... Sleep Apnea • Chronic
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
thrombosis of short ... • Cephalic symptoms ... Constitutional symptoms ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
conjunctiva) • Bitot's spots ... pathophysiology #ophthalmology ... #diagnosis #signs ... #symptoms
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
Summary Overview: chronic ... shoulders Signs & Symptoms ... narrowing) • Ultrasound ... Diagnosis: CLINICAL ... DIAGNOSIS based