7 results
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Diplopia - Double ... Cannot Abduct • Ischemia ... unreactive pupil • Ischemia ... looking medially • Ischemia ... #Ophthalmology
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... of Diplopia TIER ... Ophthalmoplegic migraine, Ischemic ... #differential #diagnosis ... #ophthalmology
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
re-vascularize the ischemic ... significant retinal ischemia ... Localized retinal ischemia ... causes upregulation ... #pathophysiology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
fluffy white ischemic ... Elschnig's Spots • Ischemia ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
- Differential Diagnosis ... Dermatomyositis) AKI - Pathophysiology ... decreased renal renal ischemia ... per day until stable ... Management #Summary #causes
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
retinal edema caused ... by ischemia results ... axons death due to ischemia ... #ophthalmology ... #diagnosis #signs
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
/crush injury, ischemia ... reabsorption) Workup ... only if no clear cause ... Elimination (see Table ... ileus/obstruction (ischemia