19 results
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Young females Differential ... dissociation • Other causes ... trauma/orbital tumor ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... - Diarrhea pH Normal ... Renin secreting tumor ... Algorithm #Diagnosis #Causes ... #Workup #Nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Extra-renal Losses: • Normal ... Renin secreting tumor ... Diagnosis #Algorithm #causes ... potassium #low #nephrology
Causes of Dementia / Cognitive Impairment - Differential Diagnosis Algorithm

Affecting Multiple Domains
 • Depression
 • Delirium
Decline
Cognitive Impairment - Differential ... • Normal Pressure ... Drug Abuse • Tumor ... CognitiveImpairment #Dementia #Neurology ... #Differential #
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Renin-secreting tumor ... Hyperplasia • Normal ... Al, Normal R - ... #causes #low #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... Renin secreting tumor ... consumption • Low/Normal ... diagnosis #Algorithm #differential ... #potassium #nephrology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... blood test • Serology ... Diagnosis #Algorithm #Causes ... #dermatology #physicalexam
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
Symptoms: • The latency ... Edema in 70% of cases ... Resolution > 15 days Differentials ... Exanthematous Pustulosis Management ... Oral/IV Glucocorticoids
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
excrete water normally ... approach to the differential ... the underlying cause ... Diagnosis #Treatment #management ... #nephrology #sodium
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... - Synovium - Oral ... #differential # ... diagnosis #msk #physicalexam