Polyoma virus infection and urothelial carcinoma of the bladder following renal transplantation
2008

BK Virus and Bladder Cancer in Kidney Transplant Recipients

Sample size: 8 publication Evidence: moderate

Author Information

Author(s): Roberts I S D, Besarani D, Mason P, Turner G, Friend P J, Newton R

Primary Institution: John Radcliffe Hospital, Oxford, UK

Hypothesis

Does BK virus play a role in the development of urothelial carcinoma in renal transplant recipients?

Conclusion

The study found that BK virus infection is not commonly associated with urothelial carcinoma in transplant recipients, although it may play a role in some cases.

Supporting Evidence

  • The study found no positivity for PV T-Ag in urothelial carcinomas from 20 non-transplant patients.
  • Out of 10 transplant recipients with urothelial carcinoma, only one showed strong nuclear staining for PV T-Ag.
  • The presence of PV T-Ag in one patient might suggest a possible role in tumorigenesis in that specific case.

Takeaway

This study looked at whether a virus called BK virus causes bladder cancer in people who have had kidney transplants. They found that it doesn't usually cause cancer, but it might in some cases.

Methodology

The study involved immunostaining tumor tissue for PV T-Ag from renal transplant recipients with urothelial carcinoma and comparing it to a control group of non-transplant patients.

Limitations

The study had a small sample size and did not perform BKV-specific PCR to confirm the presence of the virus.

Participant Demographics

The mean age of transplant recipients with urothelial carcinoma was 58 years, with a male to female ratio of 2:6.

Digital Object Identifier (DOI)

10.1038/sj.bjc.6604711

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication