8 results
Tuberculous Pleural Effusions - Tests and Biomarkers
Age + fever + red blood cells + ADA -
Pleural Effusions - Tests ... Biomarkers Age + fever ... amplification test ... #Tuberculosis #Laboratory ... #Testing #diagnosis
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
- High sensitivity ... Widely variable sensitivity ... Celiac #Disease #Testing ... #Laboratory #Tests ... #Diagnosis #Workup
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... but lower sensitivity ... for Diffuse Arthralgias ... for Diffuse Arthralgias ... #workup #diagnosis
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
the preferred test ... testing of skin ... typically part of the workup ... • Test all patients ... syndrome: • Fever
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Diagnosis and Workup ... cultures, but test ... Food allergy/ sensitivity ... testing unless ... Balloon Expulsion Test
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
IgA TTG has high sensitivity ... pts need further testing ... -A negative test ... -A positive test ... gastroenterology #workup
Antibiotic Susceptibility Testing Methods
1) Kirby Bauer Disk Diffusion: disks impregnanted w/ Abx → circular gradient →
Susceptibility Testing ... Gradient diffusion (E test ... concentrations + algorithms ... #Antibiotic #Sensitivity ... #laboratory #microbiology
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 ... post-2010 almost never ... Galactomannan #Fungal #Testing ... FalsePositives #Laboratory