77 results
What is Fecal Occult Blood Testing (FOBT)
 • Screening for colorectal cancer in average risk population
What is Fecal Occult ... Blood Testing ( ... to unnecessary testing ... Fellowship @UMassGI #Fecal ... #FOBT #Guaiac #FalsePositives
Causes of Inaccurate Fecal Occult Blood Test Results 

False Positive gFOBT:
Ingestion of nonhuman heme (eg, meat
of Inaccurate Fecal ... #Guaiac #FOBT #Fecal ... #OccultBlood #Testing ... #Laboratory #FalsePositive ... FalseNegative #Diagnosis #Differential
Agents Causing Potential False-Positive Results With Urine Drug Screening 

#Urine #DrugScreens #UDS #Laboratory #Toxicology #Diagnosis #FalsePositive
Toxicology #Diagnosis #FalsePositive ... #Testing
Urine Drug Screens - Common drugs that may cause false positive tests 

Amphetamines:
Bupropion, Labetalol, Methylphenidate, Phenylephrine,
Toxicology #Diagnosis #FalsePositive ... #Testing
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
#FalsePositives ... DrugScreening #UDS #Testing
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
Algorithm for the ... diarrhea before testing ... the much smaller differential ... Chronic #Diarrhea #Algorithm ... #Testing
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
A/P, Consider testing ... celiac and/or testing ... for fecal elastase ... • Colonoscopy, Fecal ... Workup #diagnosis #differential
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Abnormal Variability:
Intrapartum Abnormal Fetal ... Tachycardia - Differential ... Diagnosis Algorithm ... FetalHeartRate #Tracing #Differential ... #Diagnosis #Algorithm
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Hyperreflexia Focal ... Guillain-Barré syndrome) Focal ... Hyperreflexia #Testing ... #Causes #differential
Intrapartum Abnormal Fetal HR Tracing - Causes of Variability & Decelerations - Differential Diagnosis Algorithm
Minimal/Absent Variability
Decelerations - Differential ... Diagnosis Algorithm ... (< 5 bpm): • Fetal ... FetalHeartRate #Tracing #Differential ... #Diagnosis #Algorithm