17 results
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... >20 mEq/24 h - Diuretics ... #Differential # ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Syndrome • HTN, High ... Loop and thiazide diuretics ... Diagnosis #Algorithm #causes ... potassium #low #nephrology
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... - Insulin (high ... #Medications #differential ... #diagnosis #nephrology ... #Causes #hypomg
Causes of Hypercalcemia
Parathyroid hormone–dependent
Primary hyperparathyroidism
Familial hypocalciuric hypercalcemia
Lithium-associated
Tertiary hyperparathyroidism
Genetic disorders (e.g., multiple endocrine neoplasia type 1 or
Causes of Hypercalcemia ... Genetic disorders (e.g ... syndrome, thiazide diuretics ... #Causes #Differential ... #Diagnosis #Endocrinology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... - Differential ... SGLT2 inhibitors (e.g ... Hereditary, Lithium, Hypercalcemia ... #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... of High-anion Gap ... Potassium-sparing diuretics ... Metabolic #Acidosis #differential ... #nephrology
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Drug-induced • High ... Sarcoidosis • Hypercalcemia ... Cyclosporine • Diuretics ... Diagnosis #Algorithm #endocrinology ... #causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... • K sparing diuretics ... diagnosis #causes ... #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
; High-Ceiling Diuretics ... Hyponatremia • Hypercalcemia ... Kidney stones caused ... Postoperative abdominal distention ... #Nephrology #Pharmacology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... urinary losses: • High ... Alkalosis: Emesis, Diuretics ... diagnosis #Algorithm #differential ... #potassium #nephrology