54 results
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential ... deficiency, Salt-losing ... failure Hypervolemia ... #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential ... • Renal tubular ... #differential # ... #nephrology #potassium
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Injury (AKI) - Differential ... Distributive Shock, HRS, Hypercalcemia ... Pigment, Protein) • AIN ... #Diagnosis #nephrology ... #causes #algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
stimulus to ADH • Pain ... /Post-op • Neurologic ... • Drugs • Pulmonary ... GI losses • Renal ... #Hyponatremia #Nephrology
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - Differential ... Diagnosis Renal ... pentamidine), Hypercalcemia ... Hypomagnesemia #differential ... #nephrology #magnesium
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
stimulus to ADH • Pain ... /Post-op • Neurologic ... • Drugs • Pulmonary ... GI losses • Renal ... #Hyponatremia #Nephrology
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Glucocorticoid deficit - Hypokalemia ... Drugs - SIADH Renal ... deficit - Salt-losing ... #Diagnosis #Table ... #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Algorithm Extra-renal ... loss (Diarrhea) Renal ... Diagnosis #Algorithm #causes ... potassium #low #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Renal artery stenosis ... #Differential # ... Algorithm #Diagnosis #Causes ... #Workup #Nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Clenching of fist during ... #differential # ... diagnosis #causes ... potassium #high #nephrology