50 results
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Galactomannan Testing ... the use of this test ... Galactomannan #Fungal #Testing ... #FalsePositives ... #Laboratory #sensitivity
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
Sensitivity Specificity ... confusion matrix Sensitivity ... refers to the test's ... #Sensitivity #Specificity ... #FalsePositive
Testing for Diabetes Type II
 - 
Hemoglobin A1c test
 - Random blood sugar test
 - Fasting
Testing for Diabetes ... Hemoglobin A1c test ... - Fasting blood ... Classification #Testing ... #A1c #Glucose #Laboratory
Tuberculous Pleural Effusions - Tests and Biomarkers
Age + fever + red blood cells + ADA -
Pleural Effusions - Tests ... ADA - Very high sensitivity ... amplification test ... #Tuberculosis #Laboratory ... #Testing #diagnosis
Urinalysis Testing - UTI Sensitivity and Specificity
 - Leukocyte esterase 
 - Nitrite 
 - WBCs
Urinalysis Testing ... - UTI Sensitivity ... #Urinalysis #Testing ... #Accuracy #Sensitivity ... #Specificity #Laboratory
Urine Drug Screens - Common drugs that may cause false positive tests 

Amphetamines:
Bupropion, Labetalol, Methylphenidate, Phenylephrine,
false positive tests ... DrugScreens #UDS #Laboratory ... Toxicology #Diagnosis #FalsePositive ... #Testing
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Chronic Disease - Laboratory ... Testing SUMMARY ... normal but poor sensitivity ... Ferritin-best non-invasive test ... #Testing #Comparison
COVID-19 PCR and Serology Testing - Timeline
 • Nucleic Acid Test - Most reliable and can
PCR and Serology Testing ... • Nucleic Acid Test ... days • Antibody Test ... antibody #antibodies #testing ... #laboratory #Timeline
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
- High sensitivity ... Widely variable sensitivity ... antibodies - Sensitivity ... Celiac #Disease #Testing ... #Laboratory #Tests
Liver Function Tests (LFTs)
 - Aspartate aminotransferase (AST) 
 - Alanine aminotransferase (ALT) 
 - Alkaline
Liver Function Tests ... Liver #Function #Tests ... #LFTs #Laboratory ... #Diagnosis #Testing