17 results
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
Diabetic Retinopathy ... -> Cotton-wool spots ... #Diabetic #Retinopathy ... #Diabetes #ophthalmology ... complications #pathophysiology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Occlusion (CRVO) - Pathophysiology ... cause: Diabetic retinopathy ... ) #Clinical #Ophthalmology
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
focal melting) -> Retinopathy ... conjunctiva) • Bitot's spots ... #Xeropthalmia #pathophysiology ... #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Chronic Hypertensive Retinopathy ... -> Cotton-wool Spots ... -> Elschnig's Spots ... #pathophysiology ... #ophthalmology
Hypertensive Retinopathy on Fundoscopy Ocular Examination

Patient with grade IV hypertensive retinopathy. Papilledema, hemorrhages, and cotton-wool spots
Hypertensive Retinopathy ... IV hypertensive retinopathy ... and cotton-wool spots ... #Hypertensive #Retinopathy ... clinical #video #ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
- Cotton wool spots ... : • Diabetic Retinopathy ... Algorithm #Causes #Ophthalmology
Purtscher Retinopathy on Fundoscopy Ocular Examination

33 year-old who presents 2 weeks after car accident.  Fundus
Purtscher Retinopathy ... multiple cotton-wool spots ... #Purtscher #Retinopathy ... #cottonwool #spots ... clinical #video #ophthalmology
Cotton Wool Spots- "In otherwise healthy patients, the observance of a cotton wool spot (CWS) is
Cotton Wool Spots ... a cotton wool spot ... or hypertensive retinopathy ... #retina #Ophthalmology ... hypertensive #diabetic #retinopathy
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
- Faded/blind spots ... MacularDegeneration #pathophysiology ... #ophthalmology
Hyperopia: Pathogenesis and clinical findings
 • Axial length of eye -> Short axial length of the
length of eye -> Short ... #Hyperopia #pathophysiology ... #ophthalmology