7 results
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
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 ... more time for the laboratory ... ANA and RF (if clinical ... #workup #diagnosis
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 ... cut-offs defined in clinical ... >90% (In most clinical ... the use of this test ... FalsePositives #Laboratory
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
Disease - Diagnosis Algorithm ... IgA TTG has high sensitivity ... pts need further testing ... Disease #Diagnosis #Algorithm ... gastroenterology #workup
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Performance thorough ... event, follow ACC algorithm ... determine if stress test ... Change in clinical ... surgery Stress Testing