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

Amphetamines:
Bupropion, Labetalol, Methylphenidate, Phenylephrine,
drugs that may cause ... false positive ... Ibuprofen, Ketamine, Tramadol ... DrugScreens #UDS #Laboratory ... FalsePositive #Testing
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
Pathogens, and Testing ... and pneumocystis False ... Glucan-containing gauzes ... other fungi • False ... #Specificity #Laboratory
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... Testing Algorithm ... for secondary causes ... eosinophilia (common causes ... #Eosinophil #Disorders
Pediatric Mouth Disorders - Differential Diagnosis Algorithm
Teeth:
 • Teething
Painful - Gastrointestinal:
 • Crohn's Disease
 • Ulcerative
Pediatric Mouth Disorders ... Differential Diagnosis Algorithm ... Teeth: • Teething ... #Mouth #Oral #Disorders ... #Causes #Peds #
RPR - False Positives
Causes of a false positive RPR that are not syphilis. (False-negative treponemal tests
RPR - False Positives ... Causes of a false ... tests are rare; case ... • Autoimmune Disorders ... diagnosis #syphilis #laboratory
Amenorrhea - Differential Diagnosis Algorithm
Elevated FSH
 • Premature Ovarian Failure
 • Menopa use
 • Spontaneous
Bleed With
Differential Diagnosis Algorithm ... Hyperprolactinemia Organic Cause ... • Weight Loss, Eating ... Disorders, Exercise ... endocrinology #causes
Causes of Bradykinetic Movement Disorders - Differential Diagnosis Algorithm
Parkinson's Disease (TRAP):
• Resting Tremor
• Cogwheel Rigidity
• Akinesia/Bradykinesia
•
Causes of Bradykinetic ... Movement Disorders ... Differential Diagnosis Algorithm ... Disease (TRAP): • Resting ... #Causes
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Causes of Tremors ... - Movement Disorders ... Differential Diagnosis Algorithm ... multiple sclerosis) Resting ... #Causes
Causes of Inaccurate Fecal Occult Blood Test Results 

False Positive gFOBT:
Ingestion of nonhuman heme (eg, meat
Causes of Inaccurate ... Test Results False ... anticoagulant medication False ... #OccultBlood #Testing ... #Laboratory #FalsePositive
Upper Gastronintestinal Bleed - Differential Diagnosis Algorithm
Acute Hematemesis/Melena
 - Blood in vomitus?/black, tarry stools
 - If
Differential Diagnosis Algorithm ... Exclude bleeding disorder ... - Stress (ICU Setting ... Differential #Diagnosis #Algorithm ... #Causes