28 results
Lab patterns seen in Inborn Errors of Metabolism

A table of lab values compiled from UpToDate and
Lab patterns seen ... Metabolism A table ... of lab values compiled ... metabolicemergency-pathophysiology-differential-pediatrics-metabolism-algorithm-diagnosis ... Peds #Pediatrics #Table
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Decreased renal potassium ... Supplementation (oral ... Nephropathy Renin Normal ... Diagnosis #algorithm #nephrology ... #potassium #differential
A schema of the pathophysiology of the inborn errors of metabolism, excluding complex storage diseases. Helps
See the lab values ... table for supplemental ... Diagnosis #Algorithm #Differential ... Peds #Pediatrics #Table
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Extra-renal Losses: • Normal ... #Hypokalemia #Differential ... Algorithm #causes #potassium ... #low #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Hyperplasia • Normal ... Al, Normal R - ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... PseudoHyperkalemia: • Lab ... • Recent IV potassium ... #hyperkalemia #differential ... #high #nephrology
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 ... syndrome Low-normal ... Distal RTA Low-normal ... hypokalemia #urine #potassium ... #differential #
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... consumption • Low/Normal ... diagnosis #Algorithm #differential ... #potassium #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... PseudoHyperkalemia: • Lab ... • Recent IV potassium ... #hyperkalemia #differential ... #high #nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... Values • pH: ... acidosis Step 5 - Differential ... Diagnosis #Summary #Nephrology ... Base #Gas #VBG #differential