Anatomic changes in the abdominal cavity during intraperitoneal chemotherapy: prospective study using scintigraphic...

Area of Science:

• Oncology
• Medical Imaging

Background:

• Intraperitoneal (ip) chemotherapy is used for adjuvant or palliative treatment.
• Assessing drug distribution within the peritoneal cavity is crucial for treatment efficacy.

Purpose of the Study:

• To evaluate the utility of scintigraphic peritoneography in assessing intraperitoneal chemotherapy distribution.
• To determine if scintigraphic findings correlate with clinical status and complications.

Main Methods:

• Twenty-one patients undergoing ip chemotherapy had repeated scintigraphic peritoneographies.
• Scintigraphic findings were analyzed for significant changes in ip distribution.
• Correlation between scintigraphic alterations and clinical complications was assessed.

Main Results:

• Significant scintigraphic ip changes were observed in 11 out of 21 patients (52%).
• In patients without residual disease, mal-distribution reached 70%.
• These scintigraphic alterations did not correlate with clinical complications.

Conclusions:

• Scintigraphic peritoneography is a valuable tool for assessing intraperitoneal chemotherapy distribution.
• The technique can identify patients with inadequate locoregional distribution, irrespective of clinical assessment.
• Findings suggest that scintigraphy can guide decisions regarding suitability for continued ip treatment.