80 results
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 ... dextroamphetamine, doxepin, ephedrine ... FalsePositives #Urine
False Positive Urine Drug Screens
Amphetamines - Amantadine, brompheniramine. bupropion, chlorpromazine, desipramine, ephedrine, isometheptene, isoxsuprine, labetalol, phentermine,
False Positive Urine ... , desipramine, ephedrine ... , quetiapine #False ... Positive #UDS #Urine
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 ... Desipramine • DMAA • Ephedrine ... Cannabinoid false
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Hypotonic HypoNatremia Algorithm ... Status, Check Urine ... Na, Urine Osm ... #Hyponatremia #Algorithm
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Hyponatremia Differential Algorithm ... examination, check urine ... uric acid: - Urine ... hyponatremia - Urine ... #Differential #Algorithm
Hypophosphatemia - Measurement of urine phosphate excretion - Differential Diagnosis Algorithm
 • GI loss
 • Redistribution
Measurement of urine ... Differential Diagnosis Algorithm ... Hypophosphatemia #urine ... Differential #Diagnosis #Algorithm
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
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Differential Diagnosis Algorithm ... Urine Output > ... Water Diuresis (Urine ... Mixed Diuresis (Urine ... Differential #Diagnosis #Algorithm
Algorithm for Differentiating Gitelman syndrome from Bartter syndrome
 • Urine Chloride
 • Urine Ca/Cr ratio

Dr. Krithika
Algorithm for Differentiating ... Bartter syndrome • Urine ... Chloride • Urine ... syndrome #Bartter #Algorithm
Hyponatremia - Differential Diagnosis and Evaluation Algorithm
In addition to edema and urine concentration, always consider urine
and Evaluation Algorithm ... addition to edema and urine ... always consider urine ... Diagnosis #Evaluation #Algorithm