In Stephens v. Coith (S.D.Ohio Aug. 31, 1990), Case No. C-1-89-0104, the admitting/attending physician referred the decedent to a cardiologist. The cardiologist scheduled the catheterization; although he discussed the case with the attending physician, it was the cardiologist's ultimate decision to perform the procedure. Id. The Stephens court further noted that it could find no Ohio case law which places a duty to obtain informed consent on the referring physician. Id.