Outcome evaluation of prophylactic internal iliac balloon occlusion in the management of patients with placenta accreta spectrum.

Purpose: To evaluate outcomes and complications of prophylactic internal iliac balloon occlusion (PIIBO) in the management of patients with placenta accreta spectrum (PAS) at a large regional referral centre.

Materials And Methods: A retrospective review of all PIIBO for PAS performed over a 12-year period (2010-2022). Information for analysis was gathered from the local RIS/PACS and clinical documentation.