21 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
• HTN, High Aldosterone ... Renin secreting tumor ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypertensive: • High ... aldosteronism • High ... Renin-secreting tumor ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... wasting from other causes ... urinary losses: • High ... Renin secreting tumor ... #nephrology #low
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... Renin-secreting tumor ... diagnosis #algorithm #causes ... #nephrology #potassium
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... mmol creatinine) High ... Renin secreting tumor ... hypokalemia #urine #potassium ... algorithm #diagnosis #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Diuretics (late) • High ... hyperaldosteronism • High ... Renin-secreting tumor ... Diagnosis #Algorithm #Nephrology ... #Causes
Hypoglycemia Workup and Differential Diagnosis
Workup:
 • Sulfonylurea Labs
 • Anti-lnsulin Ab - Insulin Autoimmune Syndrome
 •
Insulin Autoimmune Syndrome ... with high tumor ... metabolic demand causes ... Insulin Autoimmune Syndrome ... Diagnosis #insulinoma #endocrinology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Renin-Secreting Tumor ... Licorice • Liddle's Syndrome ... MetabolicAlkalosis #NonGap #Nephrology ... Diagnosis #Algorithm #Causes
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... immature blasts and high ... WBC count cause ... • Pathophysiology ... Spontaneous if high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... lysis syndrome ... differential #diagnosis #causes ... #potassium #high ... #nephrology