4 results
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
has higher specificity ... but lower sensitivity ... more time for the laboratory ... including liver function ... tests (LFTs) and
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 ... 96% • Higher specificity ... the use of this test ... FalsePositives #Laboratory
Antibiotic Susceptibility Testing Methods
1) Kirby Bauer Disk Diffusion: disks impregnanted w/ Abx → circular gradient →
Antibiotic Susceptibility ... Gradient diffusion (E test ... concentrations + algorithms ... #Sensitivity #Susceptibility ... #Testing #laboratory
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
Disease - Diagnosis Algorithm ... IgA TTG has high sensitivity ... and specificity ... need further testing ... -A negative test