18 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 ... prothrombin time across labs ... #Tests #LFTs #Laboratory ... #Values #Interpretation
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 ... values: Elevated ... diagnosis #management #hematology
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
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Idiopathic • Normal ... differential #diagnosis #algorithm ... #rheumatology
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 ... Diagnosis #Workup #Hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
and fever) and laboratory ... sedimentation rate + Normal ... Malignancy (e.g. hematologic ... Cytopenias • Cardiac valve ... , Serositis Labs