12 results
"Recommended laboratory HIV testing algorithm for serum or plasma specimens. Based on: Centers for Disease Control
HIV testing algorithm ... on: Centers for Disease ... Laboratory Testing ... #HIV #CDC #Diagnosis ... #Algorithm #InfectiousDisease
Acute Mesenteric Ischemia - Performance of 
Laboratory Tests (Sensitivity, Specificity) 
- WBC, Lactate, D-dimer, Urine I-FABP

#Mesenteric
Mesenteric Ischemia - Performance ... of Laboratory ... Tests (Sensitivity ... Ischemia #AMI #Testing ... #Diagnosis #Laboratory
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

SUMMARY:
 - RDW, FEP, serum iron,
Anemia of Chronic Disease ... - Laboratory Testing ... normal but poor sensitivity ... Ferritin-best non-invasive test ... #Laboratory #Testing
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
for Celiac Disease ... - High sensitivity ... Widely variable sensitivity ... antibodies - Sensitivity ... #Testing #Laboratory
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Performance Characteristics ... Cancer Screening Tests ... Stool/blood-based tests ... for CRC, Poor sensitivity ... #Testing
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
Family History Performance ... Cancer Screening Tests ... Stool/blood-based tests ... for CRC, Poor sensitivity ... #Testing #Indications
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Studies in Rheumatic Diseases ... but lower sensitivity ... more time for the laboratory ... Complete blood count (CBC ... Rheumatoid #Arthritis #laboratory
Invasive Candidiasis (IC)

Diagnosis:
Culture:
 • Gold standard, but Slow (~2-3 days), 50% sensitivity
 • Blood Sample
 •
2-3 days), 50% sensitivity ... • Molecular Tests ... susceptibility testing ... Funduscopic Exam • CVC ... • Infectious Diseases
Antibiotic Susceptibility Testing Methods
1) Kirby Bauer Disk Diffusion: disks impregnanted w/ Abx → circular gradient →
Gradient diffusion (E test ... concentrations + algorithms ... MIC Infectious Diseases ... #Antibiotic #Sensitivity ... #laboratory #microbiology
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
Celiac Disease - ... Diagnosis Algorithm ... IgA TTG has high sensitivity ... pts need further testing ... -A negative test