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MDCT of acute lower gastrointestinal bleeding
Khimseng Tew1, Roger P Davies, Changez K Jadun
1Department of Radiology, North Western Adelaide Health Service, The Queen Elizabeth Hospital Campus, Adelaide, South Australia 5011, Australia.
AJR. American Journal of Roentgenology
|January 23, 2004
Summary
Multi-detector row computed tomography (MDCT) effectively diagnoses lower gastrointestinal bleeding (hematochezia). This imaging technique can guide treatment decisions, potentially replacing observation or invasive procedures as an initial step.
Area of Science:
- Radiology
- Gastroenterology
- Medical Imaging
Background:
- Lower gastrointestinal bleeding, or hematochezia, presents a diagnostic challenge.
- Current management often involves observation or invasive interventions.
Purpose of the Study:
- To evaluate the utility of multi-detector row computed tomography (MDCT) in diagnosing and managing lower gastrointestinal bleeding.
- To assess MDCT as a potential first-line investigation for hematochezia.
Main Methods:
- Retrospective analysis of patients with lower gastrointestinal bleeding.
- Review of MDCT scans for lesion detection and localization.
- Correlation of imaging findings with clinical outcomes.
Main Results:
- MDCT accurately identified the source of bleeding in a significant proportion of cases.
- Imaging findings guided subsequent management decisions.
Conclusions:
- Multi-detector row computed tomography (MDCT) is a valuable tool for diagnosing lower gastrointestinal bleeding.
- MDCT can serve as an alternative first-line investigation, informing decisions regarding observation, embolization, or surgery.