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

Amphetamines:
Bupropion, Labetalol, Methylphenidate, Phenylephrine,
drugs that may cause ... DrugScreens #UDS #Laboratory ... Toxicology #Diagnosis #FalsePositive ... #Testing
Post-abortion Hemorrhage Management Algorithm
Cervical laceration
 → Direct pressure, silver nitrate for small laceration
 → Repair with
Hemorrhage Management Algorithm ... atony or unsure of cause ... while obtaining OBGYN ... Repair Clinical or laboratory ... #obstetrics #obgyn
Causes of Inaccurate Fecal Occult Blood Test Results 

False Positive gFOBT:
Ingestion of nonhuman heme (eg, meat
Causes of Inaccurate ... #OccultBlood #Testing ... #Laboratory #FalsePositive
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Causes of Primary ... Differential Diagnosis Algorithm ... Functional (e.g. eating ... Differential #Diagnosis #Algorithm ... #Causes #OBGyn
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... Differential Diagnosis Algorithm ... Functional (e.g. eating ... Differential #Diagnosis #Algorithm ... #Causes #OBGyn
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... confirmed via genetic testing ... continued in most cases ... dependent upon local laboratory ... #differential #algorithm
6/02/2022 UPDATE: This assay is designed to detect non-variola orthopoxviruses, including monkeypox virus. It is not
should use this algorithm ... smallpox-diagnostic-algorithm-poster ... reference level Laboratory ... virus-specific PCR testing ... #SmallPox #Laboratory