10 results
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... (CRAO) • The retina ... Occlusion #CRAO #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Central Retinal ... Occlusion #CRVO #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
absent or partial retinal ... spread • Sub-retinal ... visual acuity - Retinal ... Retinoblastoma #pathophysiology ... #ophthalmology
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
Accommodation, RAPD ... Cornea D. ... Retina B. ... EyeExamination #Approach #Ophthalmology
Hyperopia: Pathogenesis and clinical findings
 • Axial length of eye -> Short axial length of the
of the eye (ex. cornea ... point behind the retina ... focused onto the retina ... focused behind the retina ... #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
hemorrhages in the inner retina ... nervefiber layer -> Retinal ... of the terminal retinal ... lesions in the inner retinal ... #ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Optic neuritis • Retinal ... detachment • Central retinal ... occlusion • Central retinal ... Unilateral or bilateral symptoms ... differential #diagnosis #ophthalmology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
pathways occur at the retina ... hypothalamus, and visual cortex ... activation of retina-driven ... - Autonomic symptoms ... differential #diagnosis #ophthalmology
Astigmatism: Pathogenesis and clinical findings
Astigmatism - deviation from spherical curvature of the lens or eye

Refracting power
rule astigmatism: cornea ... rule astigmatism: cornea ... of focus on the retina ... #astigmatism #pathophysiology ... #ophthalmology
Myopia: Pathogenesis and clinical findings

 • Axial length of eye -> Long axial length of the
of the eye (ex. cornea ... in front of the retina ... in front of the retina ... vision #Myopia #pathophysiology ... #ophthalmology