108 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 ... cut-offs defined in clinical ... >90% (In most clinical ... the use of this test ... Galactomannan #Fungal #Testing
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
Sensitivity Specificity ... False-Positive ... False-Negative Contingency ... Specificity of a test ... disease, who will test
The test characteristics of the heterophile antibody (AKA the monospot test) are not perfect and can
The test characteristics ... AKA the monospot test ... can lead to both false ... positive and false ... Serologies #Titers #Sensitivity
The following graph was prepared based on the latest information on Testing for the Diagnosis of
information on Testing ... There are NO tests ... chance of giving a false ... it is likely a false ... InfectiousDiseases #HIVAIDS #Testing
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
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Pronator Drift Testing ... normal exam: • Sensitivity ... 9.2, LR- 0.09 Best ... test characteristics ... Pronator #Drift #Testing
Tuberculous Pleural Effusions - Tests and Biomarkers
Age + fever + red blood cells + ADA -
Pleural Effusions - Tests ... ADA - Very high sensitivity ... - Increase in sensitivity ... amplification test ... Tuberculosis #Laboratory #Testing
Test Characteristics of Physical Exam, Imaging, and LRINEC 
Score for the Identification of Necrotizing Fasciitis (Sensitivity,
Test Characteristics ... Necrotizing Fasciitis (Sensitivity ... Fasciitis #LRINEC #Testing ... #PhysicalExam #Sensitivity
#Diagnosis #InfectiousDiseases #PJP #PCP #Pneumocystis #Pneumonia #Testing #Tests #Sensitivity #Specificity
Pneumocystis #Pneumonia #Testing ... #Tests #Sensitivity
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Used Diagnostic Tests ... - High sensitivity ... Widely variable sensitivity ... antibodies - Sensitivity ... Celiac #Disease #Testing