24 results
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
Sensitivity Specificity ... False-Negative Contingency Table ... #FalsePositive ... #FalseNegative # ... Contingency #Table
What is Fecal Occult Blood Testing (FOBT)
 • Screening for colorectal cancer in average risk population
Fecal Occult Blood Testing ... immunochemical test ... to unnecessary testing ... #FOBT #Guaiac #FalsePositives ... #FalseNegatives
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
and first-level screening ... test - High sensitivity ... Widely variable sensitivity ... Celiac #Disease #Testing ... Diagnosis #Workup #Table
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
Sensitivity is the ... diseased by the screening ... Sensitivity indicates ... scores on the screening ... #Calculation #Table
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Cholecystitis Diagnostic Test ... Characteristics Sensitivity ... Cholecystitis #Testing ... Characteristics #Table ... #Sensitivity #Specificity
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Colorectal Cancer Screening ... tests: • FIT: ... Cancer #colon #Screening ... #table #management ... gastroenterology #CRC #Testing
Causes of Inaccurate Fecal Occult Blood Test Results 

False Positive gFOBT:
Ingestion of nonhuman heme (eg, meat
Fecal Occult Blood Test ... #OccultBlood #Testing ... #Laboratory #FalsePositive ... #FalseNegative
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
Colorectal Cancer Screening ... Colorectal Cancer Screening ... Cancer #colon #Screening ... #comparison #table ... gastroenterology #CRC #Testing
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
respectively Screening ... - CCP antibody testing ... but lower sensitivity ... Screening Tests ... Screening Tests
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Disease - Laboratory Testing ... normal but poor sensitivity ... Ferritin-best non-invasive test ... Disease #Laboratory #Testing ... #Comparison #Table