8 results
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
• mouthwash, short-chain ... naproxen and modern tests ... hemp products are ... DrugScreening #UDS #Testing ... #Laboratory #diagnosis
Summary of Available Tests for Clostridium difficile Infection, in Decreasing Order of Sensitivity
 • Toxigenic culture
Summary of Available Tests ... vegetative cells or spores ... Clostridium #difficile #CDiff ... #laboratory #diagnosis ... #testing #sensitvity
D-dimer
Plasma D-dimer is a product of clot breakdown, released upon degradation of polymerized, crosslinked fibrin. Elevated
increase with age ... false positive tests ... adjusted d-dimer testing ... Ddimer #dimer #pathophysiology ... #hematology #differential
Right Ventricular Structure and Function

- Almost 75 % of the RV systolic function is dependent in
and curvature are ... crucial role in short ... inward function - Twisting ... Function #Ventricle #Cardiology ... #Pathophysiology
Acromegaly - Diagnosis and Management Summary - GrepMed Handbook 

Clinical Presentation: 
 • Classic Acromegaly: frontal
malignancy Pathophysiology ... Differential Diagnosis ... glucose suppression test ... • Pituitary testing ... Endocrinology #Treatment #Pathophysiology
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 ... Galactomannan Ag ... the use of this test ... in BAL does not differentiate ... FalsePositives #Laboratory
RPR - False Positives
Causes of a false positive RPR that are not syphilis. (False-negative treponemal tests
False-negative treponemal tests ... are rare; case ... reports have described ... False #Positives #differential ... diagnosis #syphilis #laboratory
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
Hospitalization - Pathophysiology ... today, patients aged ... from accessing port ... Hospitalization #causes #pathophysiology ... #differential #