11 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

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

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

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
-> Cotton-wool Spots ... -> Elschnig's Spots ... #Retinopathy #pathophysiology ... #ophthalmology
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
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
-> Cherry-red spot ... Occlusion #CRAO #pathophysiology ... #ophthalmology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Pathophysiology ... • Weakness: Starts ... management #treatment #neurology
Pupillary Hippus

The pupillary hippus is defined as a continuous oscillation of the pupillary diameter in the
Its pathophysiology ... clinical #video #neurology ... #ophthalmology
Scleroderma Renal Crisis (SRC)

Clinical Presentation of Scleroderma Renal Crisis:
1) Acute kidney injury
2) Abrupt onset of hypertension
3)
anemia (MAHA) Pathophysiology ... Initiate ACEi (short-acting ... #rheumatology #nephrology
Periodic Alternating Gaze (PAG) on Physical Exam

Periodic Alternating Gaze (PAG) is an involuntary continuous cyclic horizontal
up clock that stores ... Alternating #Gaze #neurology ... physicalexam #ocular #ophthalmology