43 results
Test Characteristics of Physical Exam, Imaging, and LRINEC 
Score for the Identification of Necrotizing Fasciitis (Sensitivity,
(Sensitivity, Specificity ... Fasciitis #LRINEC #Testing ... #Accuracy #PhysicalExam ... #Sensitivity #Specifiity
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 ... Glucan-containing gauzes ... other fungi • False ... #Sensitivity #Specificity
Ascites: Physical Exam Diagnostic Accuracy

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

Source: Joseph D.
Sensitivity and Specificity ... #Diagnosis #PhysicalExam ... Ascites #Accuracy #Testing ... #Sensitivity #Specificity
Cholecystitis Diagnostic Test Characteristics  

Sensitivity, Specificity and Likelihood Ratios of Labs, Physical Exam findings, and
Sensitivity, Specificity ... Cholecystitis #Testing ... #Sensitivity #Specificity ... LikelihoodRatio #Accuracy #PhysicalExam
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Pronator Drift Testing ... Sensitivity 92%, Specificity ... Pronator #Drift #Testing ... #Stroke #physicalexam
Abdominojugular (Hepatojugular) Reflux

Described by Pasteur in 1885 as a physical sign of TR. Still useful for
sensitivity and specificity ... Resource limited setting ... Hepatojugular #Reflux #PhysicalExam
Diagnostic Testing for Meningitis
History:
 • Triad: Fever, neck stiffness, and altered mental status
 • Sens: 44%
Diagnostic Testing ... Meningitis #diagnosis #testing ... #physicalexam # ... Sensitivity #Specificity
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 ... Sensitivity Specificity ... and False Positives ... 96% • Higher specificity ... Galactomannan #Fungal #Testing
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Sensitivity & Specificity ... 96% - Higher specificity ... breakthrough IFI in HM • False ... recipients, CGD pts • False ... Frozen ice-pops (in setting
Urine Drug Screens - Common drugs that may cause false positive tests 

Amphetamines:
Bupropion, Labetalol, Methylphenidate, Phenylephrine,
drugs that may cause ... false positive ... FalsePositive #Testing