4 results
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
terminal retinal arterioles ... of optic disc arterioles ... of optic disc arterioles ... #ophthalmology ... #diagnosis #signs
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
the precapillary arterioles ... -> Cotton-wool spots ... Retinopathy #Diabetes #ophthalmology ... #diagnosis #complications ... #pathophysiology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
-> Cherry-red spot ... perfusion of retinal arterioles ... Occlusion #CRAO #pathophysiology ... #ophthalmology ... #diagnosis #signs
Scleroderma Renal Crisis (SRC)

Clinical Presentation of Scleroderma Renal Crisis:
1) Acute kidney injury
2) Abrupt onset of hypertension
3)
anemia (MAHA) Pathophysiology ... onion-skinning" of arteries ... Biopsy to confirm diagnosis ... Initiate ACEi (short-acting ... , add other BP meds