Acute Portal Vein Thrombosis Associated With Anastrozole Therapy: A Report of a Rare Case

Key Points

• Portal vein thrombosis was identified following anastrozole therapy, indicating a rare adverse effect.
• The patient developed symptoms consistent with acute thrombosis, worsening her clinical status.
• Assessment using imaging techniques confirmed the diagnosis of portal vein thrombosis after treatment initiation.
• This case highlights the importance of monitoring for serious complications in patients undergoing hormonal therapy.