7 Pa. Code § 1.150
(a) Carcasses of livestock affected with or showing lesions of any of the following diseases or conditions shall be condemned:
(b) Carcasses of livestock affected with or showing lesions of any of the following diseases or conditions shall be condemned, except when recovery has occurred to the extent that only localized lesions persist, in which case the carcass may be passed for human food after removal and condemnation of the affected organs or other parts:
This section cited in 7 Pa. Code § 1.87 (relating to livestock affected with certain metabolic, toxic, nervous or circulatory disturbances; infections or parasitic diseases; and others).