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

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Central Retinal Vein Occlusion ... CentralRetinalVein #Occlusion ... #CRVO #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal Vein Occlusion ... (CRVO) - Pathophysiology ... ) #Clinical #Ophthalmology ... Retinal #Vein #Occlusion
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Retinal Artery Occlusion ... Retinal Artery Occlusion ... #CRAO #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
on palpation -> Induration ... Orbital #Cellulitis #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Retinoblastoma Signs / Symptoms ... Retinoblastoma #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Hard Exudates • Occlusion ... #Retinopathy #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
infarcts from occlusions ... Retinopathy #Diabetes #ophthalmology ... complications #pathophysiology
COVID-19 - A Seattle Intensivist's One-Page Cheat-Sheet on COVID-19 v2.7 Updated March 26 2020

(v2.7) incorporating newer
worldwide numbers) • Incubation ... /Presentation Symptoms ... dyspnea • 15% URI symptoms ... • 10% GI symptoms ... #Coronavirus #CriticalCare
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
#Xeropthalmia #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
The underlying pathophysiology ... exist): 1) Vaso-ocdusion ... Features #Signs #Symptoms