12 results
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
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
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
• Additional laboratory ... Test for celiac ... disease with serology ... Non-invasive testing ... Gastrointestinal #Evaluation #workup
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... but lower sensitivity ... more time for the laboratory ... Rheumatoid #Arthritis #laboratory ... #workup #diagnosis
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... hypercalcemia rests ... value of 0.0115, sensitivity ... Thus, further testing ... #Differential #Algorithm
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... cardiopulmonary exercise testing ... liver function test ... #Hypertension #Workup ... #Algorithm
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Diagnosis and Workup ... strategy with minimal testing ... cultures, but test ... Food allergy/ sensitivity ... testing unless
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
and Screening Testing ... cause of renal disease ... • Renovascular disease ... Causes #Screening #Workup ... #table
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 ... gastroenterology #workup