19 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Normal Acid-Base: Low ... Renovascular HTN, Renin ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
hyperaldosteronism • Low ... , NGT suction, Low ... tumor • Low PRA ... Diagnosis #Algorithm #Nephrology ... #Causes
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Unknown nature & benign ... Holmes-Adie Syndrome ... abnormal extraocular movements ... dissociation • Other causes ... #PhysicalExam #neurology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Tumor Low Renin ... Renin, Low Aldosterone ... Licorice • Liddle's Syndrome ... MetabolicAlkalosis #NonGap #Nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypertensive: • High Al, Low ... renovascular HT, Renin-secreting ... tumor • Low Al ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... suggests extra-renal causes ... consumption • Low ... differential #potassium #nephrology ... #low
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... • Hepatorenal syndromes ... polyangiitis /microscopic ... hydronephrosis on UIS) • Benign ... #KidneyInjury #Nephrology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... Impaired forward flow ... inhibitors, hepatorenal syndrome ... Prostatic enlargement (benign ... Differential #Diagnosis #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... Decreased intake (rare cause ... artery stenosis Low ... renin, Low aldosterone ... #Hypokalemia #Nephrology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Unresponsive wakefulness syndrome ... • Locked-in syndrome ... ) → Arousal How ... Casey Albin MD @ ... #PhysicalExam #neurology