31 results
D-dimer
Plasma D-dimer is a product of clot breakdown, released upon degradation of polymerized, crosslinked fibrin. Elevated
D-dimer Plasma ... indicate that coagulation ... false positive tests ... testing? ... @DharSaty #Ddimer
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic Testing ... Cost - Cost per test ... Cardiac stress test ... diagnosis #workup #testing ... Effectiveness #table
The Spectrum of Tuberculosis

As shown in the graphic from our Primer, exposure to M. tuberculosis can
graphic from our Primer ... tuberculin skin test ... #Tuberculosis #Testing ... #Results #TST # ... IGRA #Spectrum #Table
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Disease - Laboratory Testing ... - Ferritin-best ... non-invasive test ... Disease #Laboratory #Testing ... #Comparison #Table
Effect of Anticoagulants on Coagulation Tests
PT / INR, aPTT, Anti-Xa Activity, Activated Clotting Time, Thrombin Time,
Anticoagulants on Coagulation ... Tests PT / INR, ... Anticoagulants #Tests ... Anticoagulation #Testing
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
intravascular coagulation ... and other testing ... platelet count, D-dimer
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Cholecystitis Diagnostic Test ... Cholecystitis #Testing ... Characteristics #Table
Who to test for BRCA 1/2?
Female Breast Cancer:
 • ≤ 45-50 years at diagnosis
 • Triple
Who to test for ... cancers in this table ... factors in this table ... criteria for testing ... BrighamChiefs #BRCA #testing
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Used Diagnostic Tests ... reliable noninvasive test ... first-level screening test ... Celiac #Disease #Testing ... Diagnosis #Workup #Table
Thrombocytopenia and Pregnancy
Three syndromes in the critically ill pregnant woman who presents with coagulation defects.
1) HELLP
presents with coagulation ... Elevated Liver tests ... pregnancy * Severe coagulation ... Diagnosis #Comparison #Table