105 results
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
Pathogenesis and clinical ... into the deeper retinal ... -> Cotton-wool spots ... ophthalmology #diagnosis ... complications #pathophysiology
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Central retinal ... Positive "spot sign ... " on Ocular Ultrasound ... Occlusion #Embolus #Clinical ... #POCUS #Ocular
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... Pathogenesis and clinical ... -> Cherry-red spot ... Occlusion #CRAO #pathophysiology ... ophthalmology #diagnosis
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Central Retinal ... Pathogenesis and clinical ... Occlusion #CRVO #pathophysiology ... ophthalmology #diagnosis
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... Occlusion (CRAO) Clinical ... vision • Pale retina ... • Cherry red spot ... Occlusion #CRAO #Diagnosis
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
- Differential Diagnosis ... Patients As: • Black spots ... the vision • Spots ... #Differential #Diagnosis ... #Ocular #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Pathogenesis and clinical ... -> Cotton-wool Spots ... -> Elschnig's Spots ... #Retinopathy #pathophysiology ... ophthalmology #diagnosis
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
Age Related Macular ... Pathogenesis and clinical ... Amsler grid) - Macular ... - Faded/blind spots ... MacularDegeneration #pathophysiology
92F w acute painless monocular vision loss. What's the diagnosis?

...

Central retinal artery occlusion (CRAO)! Retrobulbar "spot
What's the diagnosis ... Central retinal ... Retrobulbar "spot ... #Clinical #POCUS ... #OcularUS #CRAO
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
Pathogenesis and Clinical ... vertebrae • CT - collar ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology