10 results
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Unknown nature & benign ... Holmes-Adie Syndrome ... Young females Differential ... dissociation • Other causes ... #PhysicalExam #neurology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Renovascular HTN, Renin ... #Differential # ... Diagnosis #Algorithm #causes ... #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... Non-reabsorbable anion ... #hypokalemia ... urine #potassium #differential ... algorithm #diagnosis #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... renovascular HT, Renin-secreting ... #Hypokalemia # ... #Algorithm #nephrology ... #causes #low #potassium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... - Differential ... renin, Low aldosterone ... #Hypokalemia ... #Nephrology #Differential
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... consumption • Low ... diagnosis #Algorithm #differential ... #potassium #nephrology ... #low
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... renal failure • AKI ... Renin, Low Aldosterone ... IntercellularShift #Nephrology ... #Differential #
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Common causes of ... - Differential ... inhibitors, hepatorenal syndrome ... Prostatic enlargement (benign ... #Diagnosis #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... Present (Uosm ≥100): Hypovolemia ... Cirrhosis, Nephrotic syndrome ... #Hyponatremia #differential ... table #sodium #nephrology
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
Causes of Hyperkalemia ... , TTKG, distal flow ... Kinase • Non-Anion ... Tumor Lysis Syndrome ... IntercellularShift #Nephrology