385 results
Misinterpretation of Urine Toxicology Screen - False Positives and Negatives

Dr. Y. Jay Lin @JayLin3455

#Urine #Toxicology #UTox
Misinterpretation of Urine ... Toxicology Screen - False ... JayLin3455 #Urine ... Toxicology #UTox #False
Medications that Can Cause False Positives on Drug Tests

Urine drug screens (UDSs) are simple to use,
that Can Cause False ... Drug Tests Urine ... Amphetamine false ... Cannabinoid false ... Benzodiazepine false
Agents Causing Potential False-Positive Results With Urine Drug Screening 

#Urine #DrugScreens #UDS #Laboratory #Toxicology #Diagnosis #FalsePositive
Causing Potential False-Positive ... Results With Urine ... Screening #Urine
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
Contributing to False ... Positives on Urine ... (High Rate of False ... not result in false ... FalsePositives #Urine
Urine Drug Screens - Common drugs that may cause false positive tests 

Amphetamines:
Bupropion, Labetalol, Methylphenidate, Phenylephrine,
Urine Drug Screens ... that may cause false ... Diphenhydramine #Urine
False Positive Urine Drug Screens
Amphetamines - Amantadine, brompheniramine. bupropion, chlorpromazine, desipramine, ephedrine, isometheptene, isoxsuprine, labetalol, phentermine,
False Positive Urine ... , quetiapine #False ... Positive #UDS #Urine
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
blood cells on urine ... Must exclude false
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
flank pain, dark urine ... antigens (often false ... organisms (rare), false ... by country) • False
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
flank pain, dark urine ... antigens (often false ... organisms (rare), false ... country) - False
If unsure, the distinction between gastrointestinal losses and renal losses can be made by measuring the
magnesium (on a random urine ... P refer to the urine ... soon may give a false