Antonyms of adj postoperative

1 sense of postoperative

Sense 1
postoperative -- (happening or done after a surgical operation; "postoperative complications"; "postoperative care")

INDIRECT (VIA surgical) -> medical -- (requiring or amenable to treatment by medicine especially as opposed to surgery; "medical treatment"; "pneumonia is a medical disease")

Similarity of adj postoperative

1 sense of postoperative

Sense 1
postoperative -- (happening or done after a surgical operation; "postoperative complications"; "postoperative care")
       => surgical (vs. medical), operative -- (relating to or requiring or amenable to treatment by surgery especially as opposed to medicine; "a surgical appendix"; "a surgical procedure"; "operative dentistry")