515 results
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
Pathogens, and Testing ... and pneumocystis False ... Most specific for diagnosing ... other fungi • False ... #Sensitivity #Specificity
D-dimer
Plasma D-dimer is a product of clot breakdown, released upon degradation of polymerized, crosslinked fibrin. Elevated
can cause a ↓ specificity ... (i.e. more false ... Specificity can ... adjusted d-dimer testing ... #differential #diagnosis
Test Characteristics of Physical Exam, Imaging, and LRINEC 
Score for the Identification of Necrotizing Fasciitis (Sensitivity,
(Sensitivity, Specificity ... Fasciitis #LRINEC #Testing ... #Sensitivity #Specifiity ... #Diagnosis
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 ... the condition Specificity ... Specificity of a
Urinalysis Testing - UTI Sensitivity and Specificity
 - Leukocyte esterase 
 - Nitrite 
 - WBCs
Urinalysis Testing ... Sensitivity and Specificity ... #Urinalysis #Testing ... #Sensitivity #Specificity
Ascites: Physical Exam Diagnostic Accuracy

Sensitivity and Specificity: Shifting Dullness, Bulging Flanks. Fluid Wave 

Source: Joseph D.
Physical Exam Diagnostic ... Sensitivity and Specificity ... #Diagnosis #PhysicalExam ... Ascites #Accuracy #Testing ... #Sensitivity #Specificity
The test characteristics of the heterophile antibody (AKA the monospot test) are not perfect and can
can lead to both false ... positive and false ... #Diagnosis #Mononucleosis ... #Sensitivity #Specificity
#Diagnosis #InfectiousDiseases #PJP #PCP #Pneumocystis #Pneumonia #Testing #Tests #Sensitivity #Specificity
#Diagnosis #InfectiousDiseases ... Pneumocystis #Pneumonia #Testing ... #Sensitivity #Specificity
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Cholecystitis Diagnostic ... Sensitivity, Specificity ... Cholecystitis #Diagnosis ... Cholecystitis #Testing ... #Sensitivity #Specificity
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
Tuberculosis Testing ... TB • LTBI is diagnosed ... • The goal of diagnosing ... (TST) False-negative ... recommended because false-negative