11 results
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
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... • Additional laboratory ... disease with serology ... Non-invasive testing ... Gastrointestinal #Evaluation
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
Helicobacter Pylori Testing  Methods - Sensitivity and Specificity

Serology - 85% - 79% - Does not
Methods - Sensitivity ... Urea breath test ... BEST first line test ... #Laboratory #Diagnosis ... #Accuracy
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
algorithm. ... indicate the initial evaluation ... history alongside evaluation ... decision for repeat testing ... LFTs #Abnormal #Algorithm
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Sensitivity (rule ... who test positive ... PPV Higher sensitivity ... probability of getting ... error Validity (“accuracy
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
Algorithm regarding the diagnosis and treatment of Hereditary Hemochromatosis HH. 

Step 1: In the patient with
Algorithm regarding ... initial screening test ... normal, further evaluation ... elevated, HFE gene testing ... causes of liver disease
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Preoperative Risk Evaluation ... event, follow ACC algorithm ... determine if stress test ... surgery Stress Testing ... preoperative stress testing