23 results
Deciphering the SAAG - Serum to Ascites Albumin Gradient
Ascites is either made in the liver sinusoid
- Serum to Ascites ... and fibrosis) High ... Ascites #Fluid #Serum ... Interpretation #Differential ... #Analysis
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
Renal Tubular Acidosis ... - Differential ... K = Hyperkalemic ... #Differential # ... Diagnosis #Algorithm #nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
(NAGMA) - Differential ... normal Type 4: Hyperkalemic ... K high/normal ... - Diarrhea - High ... Diagnosis #Workup #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... • Metabolic acidosis ... Syndrome • HTN, High ... #Differential # ... potassium #low #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Urine Sodium 4) Serum ... Acid → SIADH - High ... salt wasting By Rachel ... Diagnosis #Algorithm #nephrology
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... - Differential ... • Metabolic acidosis ... glycosides • High ... blockers - MCW Nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... Causes of High-anion ... Hypokalemia ... #differential # ... diagnosis #causes #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... • Periodic paralysis ... #Differential # ... Causes #Workup #Nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... - Metabolic acidosis ... Periodic paralysis ... #nephrology
Peritonitis - Spontaneous vs Secondary vs Peritoneal Dialysis Associated Peritonitis
Spontaneous Bacterial Peritonitis
 • Cirrhosis (high SAAG)
vs Peritoneal Dialysis ... • Cirrhosis (high ... SAAG) + ascites ... 50, LDH ULN for serum ... Peritoneal #diagnosis #differential