6 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
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... hypercalcemia rests ... sensitivity for correct classification ... Thus, further testing ... #Differential #Algorithm
Major neurocognitive disorders (MNCD): Diagnosis and workup 

1) Clinical diagnosis Cognitive impairment + loss of autonomy
2)
deficiency, ... laboratory ... tests + imaging ... Alzheimer - 1st cause ... Dementia - 2nd cause ... Differential #Subtypes #Classification
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
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
ACTH stimulation test ... aldosterone - Low in cases ... Insufficiency #Evaluation #laboratory ... #diagnosis #testing ... endocrinology #workup
6/02/2022 UPDATE: This assay is designed to detect non-variola orthopoxviruses, including monkeypox virus. It is not
2022-lab-advisory-CLARIFICATION-CDC_Publishes_Non-variola_Orthopoxvirus_PCR_Testing_Procedure ... should use this algorithm ... smallpox-diagnostic-algorithm-poster ... reference level Laboratory ... #SmallPox #Laboratory