88 results
Medications that Can Cause False Positives on Drug Tests

Urine drug screens (UDSs) are simple to use,
Medications that ... on Drug Tests ... on drug tests? ... #drug #tests #differential ... #diagnosis #toxicology
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
impractical to test ... reduce unnecessary testing ... pick specific tests ... to sort out the ... Diarrhea #Algorithm #Testing
The following graph was prepared based on the latest information on Testing for the Diagnosis of
information on Testing ... for the Diagnosis ... giving a false positive ... likely a false positive ... #HIVAIDS #Testing
What is Fecal Occult Blood Testing (FOBT)
 • Screening for colorectal cancer in average risk population
immunochemical test ... ) for indications ... evaluation • False Positives ... cirrhosis - Medications ... to unnecessary testing
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
TB • LTBI is diagnosed ... patient has a positive ... • The goal of diagnosing ... • The positive ... #Diagnosis #Workup
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
patients with anemia, diagnose ... Test for celiac ... if serology is positive ... Non-invasive testing ... Evaluation #workup #diagnosis
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... findings BPPV • Short-lived ... test (posterior ... test Méniére's ... #differential #diagnosis
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
Contributing to False Positives ... • mouthwash, short-chain ... naproxen and modern tests ... DrugScreening #UDS #Testing ... #Laboratory #diagnosis
Cushing Syndrome Testing Algorithm
INDICATIONS FOR TESTING:
 • Suspected Cushing syndrome (central obesity, muscle weakness, refractory hypertension)
Testing:
Cushing Syndrome Testing ... Algorithm INDICATIONS ... FOR TESTING: • ... dexamethasone suppression test ... Cushing #Syndrome #diagnosis
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... HIT) result is positive ... a stand-alone test ... #Diagnosis #PhysicalExam ... #HeadImpulse #Testing