It could also have been pillaged by a drug addict. The check list may be "Check the medical kit is in board", and only checking the contents every 10 flights. Q

It could also have been pillaged by a drug addict. The check list may be "Check the medical kit is in board", and only checking the contents every 10 flights. Quite a low probabiliy that this happens together with a myocard problem and a problematic flight attendant, though.