327 results
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
into the deeper retinal ... Hard Exudates • Nerve ... more superficial nerve ... Retinopathy #Diabetes #ophthalmology ... complications #pathophysiology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
of the terminal retinal ... nerve fiber layer ... arterioles causes optic nerve ... #Retinopathy #pathophysiology ... #ophthalmology
Primary Open-Angle Glaucoma: Pathogenesis and Clinical Findings
 • Risk factors -> Incr IOP, Incr age, African-American
influx and NO in retinal ... cribosa -> Optic nerve ... damage to optic nerve ... OpenAngle #Glaucoma #pathophysiology ... #ophthalmology
Secondary Glaucoma: Pathogenesis and Clinical Findings
Open-Angle Secondary Glaucoma:
 • Pre-trabecular defect -> Aqueous outflow is obstructed
cribosa -> Optic nerve ... damage to optic nerve ... > Apoptosis of retinal ... Secondary #Glaucoma #pathophysiology ... #ophthalmology
Tethered Retinal Detachment on Point of Care Ultrasound (POCUS)

Retina is tethered at ora serrata and optic
Tethered Retinal ... Ultrasound (POCUS) Retina ... serrata and optic nerve ... jchristianfox #Retinal ... Ocular #Ultrasound #Ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
degeneration - Retina ... inflammation - Optic Nerve ... Lens Dislocation, Retinal ... Optic Neuropathy, Retinal ... Diagnosis #causes #ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... (CRAO) • The retina ... background of retinal ... Occlusion #CRAO #pathophysiology ... #ophthalmology
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Optic Nerve/Pathway ... Retina 11. ... Tumor • Optic nerve ... swelling Retina ... differential #diagnosis #ophthalmology
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Central Retinal ... Occlusion #CRVO #pathophysiology ... #ophthalmology
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... vision • Pale retina ... • Immediate ophthalmology ... Clinical #Fundoscopy #Ophthalmology