title: Intraarticular hemorrhage due to bevacizumab in a patient with metastatic colorectal cancer: a case report.
abstract: BACKGROUND
  Bevacizumab is a monoclonal antibody against vascular endothelial growth factor. It is widely used in the treatment of metastatic colorectal cancer. It has some specific side effects including severe bleeding, wound healing problems, gastrointestinal perforation, proteinuria and hypertension.
  
  
  METHODS
  We present the case of a 65-year old Asian man with synovial metastasis of the knee who experienced intraarticular hemorrhage after bevacizumab treatment. He presented with monoarthritis of the left knee.
  
  
  CONCLUSIONS
  Bevacizumab-related hemorrhage can cause serious morbidity and unusual sites of hemorrhage may be seen.
authors: Department of Medical Oncology, Akdeniz University Faculty of Medicine, Antalya, Turkey. mukreminuysal@yahoo.com.
authors: Mukremin
authors: M
authors: Uysal
authors: Sema Sezgin
authors: SS
authors: Goksu
authors: Hasan Senol
authors: HS
authors: Coskun
authors: Burhan
authors: B
authors: Savas
authors: Mustafa
authors: M
authors: Ozdogan
authors: Hakan
authors: H
authors: Bozcuk