25 results
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vein Occlusion, ... Hemorrhage, Vitreal ... Hemorrhage, TIA ... Differential #Diagnosis #causes ... #ophthalmology
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
Pathogenesis and clinical ... -> Cotton-wool spots ... hemorrhages occurring ... ischemia causes ... Retinopathy #Diabetes #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Pathogenesis and clinical ... Hemorrhages • ... -> Cotton-wool Spots ... -> Elschnig's Spots ... pathophysiology #ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Vein Occlusion ( ... Second most common cause ... disease (Most common cause ... retinopathy) #Clinical ... #Ophthalmology
Roth spots: a red hemorrhagic lesion of the retina with a characteristic white center representing fibrin-platelet
Roth spots: a red ... hemorrhagic lesion ... of the retina with ... Endocarditis #Infective #Clinical ... #Fundoscopy #Ophthalmology
Submacular Hemorrhage on Ocular POCUS

Adult patient presents with painless vision loss. Ocular US is performed, what
Ophthalmology ultimately ... scattered pre-retinal ... and intra-retinal ... Ocular #POCUS #clinical ... #ultrasound #ophthalmology
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Cotton Wool Spots ... Caused by microinfarcts ... axoplasm into retina ... #fundoscopy #ophthalmology ... #Clinical
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
vein occlusion ... Caused by decreased ... Ocular causes - ... anterior chamber hemorrhage ... Differential #Diagnosis #Ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... Pathogenesis and clinical ... -> Cherry-red spot ... edema caused by ... pathophysiology #ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
detachment or hemorrhage ... , Retinal artery ... or vein occlusion ... differential #diagnosis #causes ... #ophthalmology