15 results
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Performance Characteristics ... Colorectal Cancer Screening ... Tests Stool/blood-based ... tests: • FIT: ... Cancer #colon #Screening
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
Colorectal Cancer Screening ... Family History Performance ... Colorectal Cancer Screening ... tests: • FIT: ... Cancer #colon #Screening
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Differential Diagnosis Algorithm ... Primary Causes ... Liver Function Tests ... Hyperthyroidism CBC ... #causes
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
affected joint • Systemic ... respectively Screening ... Screening Tests ... Screening Tests ... transferrin Screening
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... Differential Diagnosis Algorithm ... Reactive: - Systemic ... Inflammatory • Systemic ... Lymphocytic Leukemia (CBC
Approach to the Hypercoagulable State
Arterial thromboembolism
→ Cardiac rhythm monitoring, Echocardiogram, Vascular imaging
→ Test for APS, particularly
Vascular imaging → Test ... Age-appropriate cancer screening ... Age-appropriate cancer screening ... , CBC, aPTT, +/- ... hematology #diagnosis #algorithm
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... Sensitivity (rule out – screening ... disease who test ... then all negative tests ... Affected by systematic
Algorithm regarding the diagnosis and treatment of Hereditary Hemochromatosis HH. 

Step 1: In the patient with
Algorithm regarding ... suggested initial screening ... test should be ... should undergo screening ... hemochromatosis #algorithm
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Differential Diagnosis Algorithm ... Liver Function Tests ... Hyperthyroidism CBC ... Pruritus #secondary #systemic ... #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... central nervous system ... abdominal pain, testes ... retinopathy Lab Tests ... : • CBC • LFT