25 results
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Diagnosis Algorithm ... • Atropine • LSD ... #Diagnosis #Algorithm ... #Causes #Ophthalmology
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
Argyll Robertson Pupil ... small (1-2mm) pupil ... #neurology #diagnosis ... #ophthalmology ... #physicalexam
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... Young females Differential ... Diagnosis: • CN ... #PhysicalExam # ... neurology #ophthalmology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... Diagnosis Framework ... TCA, Cocaine, LSD ... Mydriasis #Miosis #differential ... #diagnosis #ophthalmology
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Adie’s Tonic Pupil ... otherwise healthy and had ... clinical #video #ophthalmology ... #physicalexam # ... neurology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Diagnosis Algorithm ... Exogenous solute load ... #Diagnosis #Algorithm ... #causes #nephrology
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Hyperphosphatemia - Differential ... Diagnosis Framework ... Acute Phosphate Load ... #Diagnosis #Framework ... Workup #phosphate #nephrology
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
HyperKalemia - Differential ... Diagnosis Increased ... iatrogenic K+ load ... blockers - MCW Nephrology ... #Diagnosis #Causes
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Sensory Changes - Differential ... Diagnosis Algorithm ... Hyperreflexia • Lead ... Peripheral #Weakness #Neurology ... #Differential #
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... Increased potassium load ... #Hyperkalemia #Diagnosis ... #algorithm #nephrology ... #potassium #differential