13 results
Lab patterns seen in Inborn Errors of Metabolism

A table of lab values compiled from UpToDate and
Lab patterns seen ... values compiled ... metabolicemergency-pathophysiology-differential-pediatrics-metabolism-algorithm-diagnosis ... #Neonatology #Peds ... Genetics #IEM #Laboratory
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... Diagnosis Algorithm ... Chronic Disease Normal ... #MCV #Classification ... #Differential #
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential ... Diagnosis Algorithm ... RBC Production - Normal ... #Classification ... #Diagnosis #Algorithm
A schema of the pathophysiology of the inborn errors of metabolism, excluding complex storage diseases. Helps
See the lab values ... Pathophysiology #Diagnosis #Algorithm ... #Differential # ... Neonatology #Peds
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... HELLP - Grafts, Valves ... Defects: Sickle cell anemia ... Hypophostphatemia Laboratory ... Blood Smear ↑ abnormal
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Diagnosis Algorithm ... Drug-induced AIHA - Abnormal ... immune-complex hemolytic anemia ... Prosthetic heart valves ... #Diagnosis #Algorithm
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
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
and fever) and laboratory ... Skin Disease Classification ... permanent alopecia Differential ... Cytopenias • Cardiac valve ... lymphopenia, low PLT • Anemia
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... upon damage • Normal ... - Prosthetic valves ... Dehydrogenase #Elevated #differential ... #diagnosis #Laboratory
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
breath sounds • Rales ... Leukocytosis, anemia ... CXR upright or lat ... - Switch to oral ... Lung Abscess Differential