Abstract
BACKGROUND: Prostate biopsy is a critical procedure for diagnosing prostate cancer, with severe complications being relatively uncommon. This report presents a complex case of an elderly patient who developed urethral cavernous pseudoaneurysm, persistent bleeding, and disseminated intravascular coagulation (DIC) following ultrasound-guided transperineal prostate biopsy. The patient was managed through timely diagnosis and intervention by a multidisciplinary team, ultimately achieving bleeding control and clinical stabilization. CONCLUSION: Prompt imaging evaluation, an individualized treatment plan, and effective multidisciplinary collaboration are essential for managing such complex cases.