What is the current state of the law on cross-examination in a medical malpractice case?

Mennuti argues that apart from Rule 403, the cross-examination should have been barred by Rule 608. ⁹ Whatever merit this contention may have, the record is clear that Mennuti based his request at trial solely on Rule 403 and the district court considered only Rule 403 in its ruling. As we stated in United States v. Braunig, 553 F.2d 777, 780 (2d Cir.), cert. denied, 431 U.S. 959, 97 S.Ct. 2686, 53 L.Ed.2d 277 (1977),