52 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
- Differential ... GI loss) - VARUN ... #Differential # ... Algorithm #Causes #workup ... #nephrology
Renal Tubular Disorders

 • Distal Renal Tubular Acidosis (Type 1)
 • Proximal Renal Tubular Acidosis (Type
Renal Tubular Disorders ... • Distal Renal ... Acidosis (Type 2) • Hyperkalemic ... Acidosis #Types #pathophysiology ... #nephrology #diagnosis
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Renal artery stenosis ... #Differential # ... Diagnosis #Causes #Workup ... #Nephrology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... - Differential ... #Differential # ... Diagnosis #Algorithm #Workup ... #nephrology #PTH
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... algorithm Decreased renal ... • Type 1 #Hyperkalemia ... Diagnosis #algorithm #nephrology ... #potassium #differential
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
diarrhea / IBD Renal ... abnormalities - Hypercalcemia ... - Hypokalemia ... Hypomagnesemia #Differential ... Classification #Causes #Workup
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Medications Renal ... Losses Non-renal ... #Differential # ... Diagnosis #Algorithm #nephrology
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
Hypercalcemia of ... Malignancy - Pathophysiology ... D - Increased renal ... Cell of lung, Renal ... #Differential #
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Algorithm Extra-renal ... loss (Diarrhea) Renal ... #Differential # ... potassium #low #nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Acidosis (NAGMA) - Differential ... Framework and Workup ... normal Type 4: Hyperkalemic ... #Diagnosis #Workup ... #nephrology