911 results
Posterior Vitreous Detachment: Pathogenesis and clinical findings

Separation of the cortical vitreous from the neurosensory retina posterior
except at the optic ... Vitreous #Detachment #pathophysiology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
• Ischemia of optic ... arterioles causes optic ... Leakage of optic ... #Retinopathy #pathophysiology
Primary Open-Angle Glaucoma: Pathogenesis and Clinical Findings
 • Risk factors -> Incr IOP, Incr age, African-American
lamina cribosa -> Optic ... mechanical damage to optic ... supplying the optic ... cupping observed on optic ... OpenAngle #Glaucoma #pathophysiology
Secondary Glaucoma: Pathogenesis and Clinical Findings
Open-Angle Secondary Glaucoma:
 • Pre-trabecular defect -> Aqueous outflow is obstructed
lamina cribosa -> Optic ... mechanical damage to optic ... supplying the optic ... cupping observed on optic ... Secondary #Glaucoma #pathophysiology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
after CRAO -> Pale Optic ... Occlusion #CRAO #pathophysiology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
Increased IOP leads to optic ... ClosedAngle #Glaucoma #pathophysiology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... for brain and/or optic ... Neuromyelitis optica
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Neuromyelitis Optica ... Manifestations • Optic ... Neuromyelitis #Optica
Visual Pathway Neural Lesions
A) Optic Nerve → Left Anopia
B) Optic Chiasm → Bitemporal Hemianopia
C) Lateral Geniculate
Neural Lesions A) Optic ... Left Anopia B) Optic ... Hemianopia D) Optic ... Pathway #Lesions #Optic
Acute Monocular Vision Loss - Differential Diagnosis Framework
 • Cornea: Keratitis
 • Anterior Chamber: Hyphema, Acute
Endophthalmitis • Optic ... Nerve: Optic neuritis ... Papilledema, Ischemic Optic ... CRVO, CRAO) • Optic ... bleed) After the optic