33 results
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Chest Pain - Differential ... Diagnosis Algorithm ... Aortic Stenosis - Ischemic ... Infarction • Stable ... Angina - Non-lschemic
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
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
glaucoma and retinal ischemia ... Causes of uveitis ... TerrierBen #Uveitis #Causes ... Classification #Differential ... #Diagnosis #Ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... Cannot Abduct • Ischemia ... unreactive pupil • Ischemia ... looking medially • Ischemia ... #Causes #Ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
Vision loss - Differential ... Diagnosis Ischemia ... disease (anterior ischemic ... Ocular causes - ... #Diagnosis #Ophthalmology
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
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
- Differential ... Diagnosis Central ... hemorrhage, Brainstem ischemia ... Amy Chung, MD, MSc ... #Differential #
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Diagnosis Algorithm ... Optic Neuritis • Ischemic ... #Diagnosis #Algorithm ... #Causes #Ophthalmology
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Diagnosis Algorithm ... drawing blood (ischemia-induced ... #causes #potassium ... #high #pathophysiology
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... Ophthalmoplegic migraine, Ischemic ... mass #Diplopia #differential ... #diagnosis #ophthalmology