7 results
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
Diabetic Retinopathy ... Pathogenesis and clinical ... -> 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
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Chronic Hypertensive Retinopathy ... Pathogenesis and clinical ... -> Cotton-wool Spots ... #pathophysiology ... signs #symptoms #complications
92F w acute painless monocular vision loss. What's the diagnosis?

...

Central retinal artery occlusion (CRAO)! Retrobulbar "spot
Central retinal ... Retrobulbar "spot ... #Clinical #POCUS ... #OcularUS #CRAO ... #SpotSign #Central
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
Pathogenesis and clinical ... - Distorted central ... - Faded/blind spots ... in central vision ... MacularDegeneration #pathophysiology
Central Retinal Artery Occlusion (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
Central Retinal ... Occlusion (CRAO) on Ocular ... intra-arterial spot ... Occlusion #CRAO #Ocular ... #POCUS #clinical
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
describes his centrally ... This patient’s clinical ... exam findings and clinical ... This post will focus ... Due to their short