Kawhine can be suspended if he's medically cleared and refuses to play, according to the CBA FAQ section on Player Discipline:
"The CBA does not give a complete list of reasons for which a player can be fined or suspended, although some are specified:
- Intentional failure or refusal to render the services required under the player's contract or the CBA: Suspension (length unspecified)."
Remove him from the league. F the Lakers