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

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Central Retinal ... #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Retinal Artery ... #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... hypothalamus, and visual cortex ... - Autonomic symptoms ... meningeal irritation signs ... #ophthalmology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... #Xeropthalmia #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... papilledema • Horner ... deficits • Temporal artery ... ) • Systemic symptoms ... and signs (e.g.
Chronic Exertional Compartment Syndrome (CECS)
 • Diagnosis Of CECS requires patient to undergo the same exertional
) • Diagnosis ... mmHg • Normal resting ... #pathophysiology ... #diagnosis #signs ... #symptoms #msk
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Retinoblastoma Signs ... Retinoblastoma #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
-> Corneal drying ... Orbital #Cellulitis #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Ophthalmic Artery ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms #complications
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
phagocytophilum Pathophysiology ... within morulae Signs ... and symptoms: ... bite • Fever, headache ... Anaplasma #Infection #diagnosis