A California man and his brother are suing the University of Pittsburgh Medical Center and its former chief of transplantation over allegations of medical malpractice.

45 year-old peter Cullen and 43 year-old Timothy Cullen have filed separate lawsuits that name UPMC and Dr. Amadeo Marcos as defendants. Timothy Cullen donated a liver for his brother but both men claim that UPMC failed to provide them with all of the information concerning the dangers oflive liver transplantation.

Attorney for the two brothers, Harry Cohen, says that both men are suffering complications from the surgery.

University of Pittsburgh Medical Center has yet to make a public comment on the lawsuit.

If you or someone you love has been the victim of medical malpractice or negligence, please contact the Philadelphia medical malpractice lawyers of Lowenthal & Abrams, P.C. by calling 215-329-3511.