15 results
Lab patterns seen in Inborn Errors of Metabolism

A table of lab values compiled from UpToDate and
Lab patterns seen ... A table of lab ... values compiled ... metabolicemergency-pathophysiology-differential-pediatrics-metabolism-algorithm-diagnosis ... Genetics #IEM #Laboratory
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
Tests (LFTs) - Normal ... Values and Interpretation ... #Tests #LFTs #Laboratory ... #Values #Interpretation ... #diagnosis #hepatology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... values: WBC >100k ... Lysis Syndrome: • Pathophysiology ... values: Elevated
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Differential Diagnosis Algorithm ... Drug-induced AIHA - Abnormal ... Prosthetic heart valves ... #Causes #Hematology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Differential Diagnosis Algorithm ... Hemoglobin: • Males ... Polycythemia - Acquired Causes ... ), TEMPI (VEGF normal ... #hematology
Normal Thromboelastogram - Specific parameters represent the 3 phases of the cell-based model of haemostasis: initiation,
Normal Thromboelastogram ... propagation -R value ... ) #Diagnosis #Hematology ... #Interpretation ... #Laboratory
Guide to Interpretation of Positive Blood Cultures

I arrange the potential Gram stain results that one can
Guide to Interpretation ... shaped GPR, these clues ... BCx #Positive #Interpretation ... Contamination #Interpretation ... #Laboratory #Microbiology
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 ... products or D-dimer - Normal
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
• Drugs: - Oral ... from prosthetic valves ... Infected cardiac valves ... coagulation and other causes ... Venous #Arterial #pathophysiology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
protein C and S Pathophysiology ... venipuncture sites Laboratory ... Thrombocytopenia - Normal ... Treat primary cause ... - APTT < 1.5 x normal