12 results
Iron Deficiency Anemia vs Anemia of Chronic Disease - Laboratory Testing

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

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

• Septic arthritis - Gram stain and culture of
Studies in Rheumatic Diseases ... - CCP antibody testing ... but lower sensitivity ... more time for the laboratory ... Rheumatoid #Arthritis #laboratory
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Cancer Screening Tests ... Stool/blood-based tests ... for CRC, Poor sensitivity ... #comparison #table ... #Testing
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
Cancer Screening Tests ... Stool/blood-based tests ... for CRC, Poor sensitivity ... #comparison #table ... #Testing #Indications
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
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
strategy with minimal testing ... cultures, but test ... Food allergy/ sensitivity ... testing unless ... lactoferrin + CRP
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
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Ischemic heart disease ... event, follow ACC algorithm ... determine if stress test ... : - Known CV disease ... Structural heart disease