13 results
Hypertensive Retinopathy on Fundoscopy Ocular Examination

Patient with grade IV hypertensive retinopathy. Papilledema, hemorrhages, and cotton-wool spots
Hypertensive Retinopathy ... and cotton-wool spots ... #cottonwool #Retina ... #PhysicalExam #clinical ... #video #ophthalmology
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Cotton Wool Spots ... #CottonWool #Spots ... #fundoscopy #ophthalmology ... #Clinical
Purtscher Retinopathy on Fundoscopy Ocular Examination

33 year-old who presents 2 weeks after car accident.  Fundus
Purtscher Retinopathy ... multiple cotton-wool spots ... #cottonwool #spots ... #PhysicalExam #clinical ... #video #ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal Vein Occlusion ... cause: Diabetic retinopathy ... ) #Clinical #Ophthalmology ... Retinal #Vein #Occlusion
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Retinal Artery Occlusion ... (CRAO) Clinical ... • Cherry red spot ... • Immediate ophthalmology ... RetinalArtery #Occlusion
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
Diabetic Retinopathy ... Pathogenesis and clinical ... infarcts from occlusions ... -> Cotton-wool spots ... #Diabetes #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Chronic Hypertensive Retinopathy ... Pathogenesis and clinical ... Hard Exudates • Occlusion ... -> Cotton-wool Spots ... pathophysiology #ophthalmology
Reversible Loss of Vision in Malignant Hypertension - Fundus examination revealed bilateral disk edema (Panel A,
and cotton-wool spots ... #Clinical #Ophthalmology ... #Papilledema #Cottonwool
Drugs Used for the Treatment of COVID-19 Infection

** Editor Note (from ophthalmology MD input) - Hydroxychloroquine/chloroquine
Editor Note (from ophthalmology ... retinal artery occlusion ... in setting of short ... highlighted circle= clinical
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Retinal Artery Occlusion ... Pathogenesis and clinical ... Retinal Artery Occlusion ... -> Cherry-red spot ... pathophysiology #ophthalmology