11 results
Emergency physician interpretation of point-of-care ultrasound for identifying and grading of hydronephrosis in renal colic compared
29663580 #EBM #VisualAbstract ... Hydronephrosis #Comparison ... #Accuracy #Sensitivity ... #Specificity #Testing
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
& Specificity: ... colonization vs invasive disease ... - Sensitivity ... Frozen ice-pops (in setting ... Galactomannan #diagnosis #comparison
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
and first-level screening ... test - High sensitivity ... and specificity ... and specificity ... #Testing #Laboratory
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Colorectal Cancer Screening ... , 94% specificity ... Cancer #colon #Screening ... #Tests #comparison ... gastroenterology #CRC #Testing
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 ... Colorectal Cancer Screening ... Cancer #colon #Screening ... Indications #Tests #comparison ... gastroenterology #CRC #Testing
Diagnosis Adrenal Insufficiency - Algorithm

Step 1) Screening Test: 6-8AM Cortisol Level
 - Early morning cortisol levels
Insufficiency - Algorithm ... Step 1) Screening ... have almost 100% specificity ... for AI (but low sensitivity ... require Cosyntropin testing
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Studies in Rheumatic Diseases ... - CCP antibody testing ... has higher specificity ... test but lower sensitivity ... Screening Tests
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
Diagnosis and Testing ... Galactomannan sensitivity ... and low specificity ... vori Infectious Diseases ... Management #treatment #fungal
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Sensitivity (rule ... out – screening ... Specificity (rule ... FN) Higher specificity ... PPV Higher sensitivity
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
antigen assay has a sensitivity ... and specificity ... extrapulmonary disease ... or meningitic disease ... Urinary antigen testing