22 results
Urine Drug Screens - Common drugs that may cause false positive tests 

Amphetamines:
Bupropion, Labetalol, Methylphenidate, Phenylephrine,
drugs that may cause ... false positive tests ... DrugScreens #UDS #Laboratory ... Toxicology #Diagnosis #FalsePositive ... #Testing
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
Algorithm for the ... impractical to test ... many possible causes ... pick specific tests ... Chronic #Diarrhea #Algorithm
Syphilis Diagnostic Algorithm
 • Syphilis (TP) EIA
 • RPR
 • A different treponemal specific test (TPPA)

ID
Syphilis Diagnostic Algorithm ... treponemal specific test ... Syphilis #Diagnosis #Algorithm ... #Testing #laboratory
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Laboratory Diagnosis ... the preferred test ... testing of skin ... the workup • Test ... Fever, chills, generalized
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Pruritus - Generalized ... Differential Diagnosis Algorithm ... Systemic and Primary Causes ... Liver Function Tests ... #causes
Causes of Inaccurate Fecal Occult Blood Test Results 

False Positive gFOBT:
Ingestion of nonhuman heme (eg, meat
Causes of Inaccurate ... Fecal Occult Blood Test ... #OccultBlood #Testing ... #Laboratory #FalsePositive
Newer Syphilis Reverse Algorithm 

The advent of newer, faster 
treponemal antibody tests have 
allowed high-throughput of
Syphilis Reverse Algorithm ... first step in the algorithm ... of inflammation caused ... Syphilis #Reverse #Algorithm ... #Testing #Diagnosis
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
naproxen and modern tests ... #FalsePositives ... DrugScreening #UDS #Testing ... #Laboratory #diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... adults • Blood tests ... Bronchoscopy Laboratory ... Sweat chloride test
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Insufficiency Diagnosis Algorithm ... unclear (often the case ... then go to stim testing ... Standard Stim test ... #Stimulation #Test