Cefamandole in gastroduodenal surgery: a controlled, prospective, randomized, double-blind study

Area of Science:

• Surgical Infection Prevention
• Clinical Microbiology
• Gastrointestinal Surgery

Background:

• Growing acceptance of antibiotic prophylaxis in gastroduodenal surgery.
• Limited high-quality evidence, with only one prior controlled, double-blind study.
• Need for further research to confirm efficacy.

Purpose of the Study:

• To evaluate the efficacy of perioperative antibiotic prophylaxis in reducing surgical site infections.
• To compare cefamandole prophylaxis against a placebo in gastroduodenal surgery.
• To assess infection rates based on wound contamination and surgical urgency.

Main Methods:

• Second controlled, randomized, double-blind study.
• 60 patients undergoing urgent and elective gastroduodenal operations.
• Comparison between cefamandole prophylaxis (n=32) and placebo (n=28).

Main Results:

• Significantly lower wound infection rates in the cefamandole group (1/32) compared to placebo (8/28) (P < 0.01).
• Higher infection rates observed in contaminated wounds and urgent operations.
• Confirms the protective effect of antibiotic prophylaxis.

Conclusions:

• Perioperative antibiotic prophylaxis with cefamandole is effective in preventing wound infections after gastroduodenal surgery.
• Antibiotic prophylaxis is valuable in both clean-contaminated and contaminated wound settings.
• Urgency of surgery impacts infection risk, highlighting the importance of prophylaxis.