10 results
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Occlusion (CRVO) - Pathophysiology ... cause: Diabetic retinopathy ... ) #Clinical #Ophthalmology ... #Fundoscopy #Central
Hypertensive Retinopathy on Fundoscopy Ocular Examination

Patient with grade IV hypertensive retinopathy. Papilledema, hemorrhages, and cotton-wool spots
Hypertensive Retinopathy ... on Fundoscopy Ocular ... and cotton-wool spots ... clinical #video #ophthalmology ... #Fundoscopy
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
Diabetic Retinopathy ... -> Cotton-wool spots ... #Diabetes #ophthalmology ... #diagnosis #complications ... #pathophysiology
Purtscher Retinopathy on Fundoscopy Ocular Examination

33 year-old who presents 2 weeks after car accident.  Fundus
Purtscher Retinopathy ... on Fundoscopy Ocular ... #cottonwool #spots ... clinical #video #ophthalmology ... #Fundoscopy
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Chronic Hypertensive Retinopathy ... -> Cotton-wool Spots ... #pathophysiology ... #ophthalmology ... signs #symptoms #complications
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
- Cotton wool spots ... : • Diabetic Retinopathy ... Glaucoma (Open-Angle ... Algorithm #Causes #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
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
neovascularization seen on fundoscopy ... edema seen on fundoscopy ... - Faded/blind spots ... MacularDegeneration #pathophysiology ... #ophthalmology
Retinopathy of Prematurity: Pathogenesis and clinical findings
Increased metabolic demand of growing eye
-> Excessive VEGF production ->
Retinopathy of Prematurity ... -> Neovascular complications ... detachment #Retinopathy ... peds #pediatrics #pathophysiology ... #ophthalmology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
Acute Closed Angle ... > Iridocorneal angle ... Signs / Symptoms / Complications ... ClosedAngle #Glaucoma #pathophysiology ... #ophthalmology