*GASTROINTESTINAL-USEFUL TIPS*

1*FOR A POSITIVE 99mTc-RBC STUDY, THE PATIENT MUST BE ACTIVELY BLEEDING*
* A POSITIVE STUDY IS LIKELY TO BE OBTAINED IF BLEEDING IS GREATER THAN 0.5 ml/minute. HOWEVER, THIS WILL DEPEND A GREAT DEAL ON THE INTESTINAL TRANSIT TIME, WHICH WILL PERMIT A SMALLER 'POOL' OF BLOOD TO BE IDENTIFIED IF IT IS SLOWER*

2*IN THE PRESENCE OF PROFUSE HEMORRHAGE, GASTROINTESTINAL TRANSIT TIME MAY BE VERY RAPID. THEREFORE, UNLESS IMAGING IS CONTINUOUS, LABELLED RBCS MAY BE SEEN AT A CONSIDERABLE DISTANCE DISTALLY FROM THE TRUE SITE OF BLEEDING*

* GASTROINTESTINAL STUDIES CLINICAL APPLICATIONS *

*GASTROINTESTINAL BLEEDING STUDIES INTERPRETATION*

*MECKEL'S DIVERTICULUM IMAGING INTERPRETATION*
*MECKEL'S DIVERTICULUM-USEFUL TIPS*

*SALIVARY GLAND IMAGING INTERPRETATION*
*SALIVARY GLAND-USEFUL TIPS*

*GASTRIC EMPTYING IMAGING INTERPRETATION*
*GASTRIC EMPTYING-USEFUL TIPS*

* GASTROINTESTINAL STUDIES *