19 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 ... #Laboratory #Patterns
A schema of the pathophysiology of the inborn errors of metabolism, excluding complex storage diseases. Helps
See the lab values ... table for supplemental ... Pathophysiology #Diagnosis #Algorithm ... #Differential # ... #IEM #NICU #InbornErrors
Non-ACS Myocardial Injury - Elevated Troponin Differential Diagnosis and Workup Algorithm

 • Chronic Myocardial Injury: End
Myocardial Injury - Elevated ... Troponin Differential ... Diagnosis and Workup Algorithm ... or Normal ... Occlusion • Stable
Adrenal Insufficiency Diagnosis Algorithm
Test 1: Baseline AM Cortisol 
 - Beware of major normal value
 -
Insufficiency Diagnosis Algorithm ... Beware of major normal ... value - variation ... hydrocortisone - Falsely elevated ... response BCM IM
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Hypocalcemia - Differential ... Diagnosis Algorithm ... Intact PTH Level Elevated ... Inappropriately Normal ... chelates Ca2+) Emory IM
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
- Polycythemia Differential ... Diagnosis Algorithm ... Elevated Hemoglobin ... : • Males: Hb ... ), TEMPI (VEGF normal
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... activity - A low value ... If the value is ... levels - Usually normal ... WBC count and differential
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... upon damage • Normal ... - Prosthetic valves ... #differential # ... diagnosis #Laboratory
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
and fever) and laboratory ... permanent alopecia Differential ... sediment, and elevated ... Cytopenias • Cardiac valve ... flares • CRP normal
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
wasting PBC Labs ... • ALT & AST normal ... or slightly elevated ... up to 70% • IgM ... bile ducts Differential