A young man and woman can hear a couple in the next room having sex (sexual moans and noises are heard.) They have a giggle about it. We then see the couple in the next room, a brief sex scene in which a man thrusts slowly on top of a woman, there is no visible nudity besides their shoulders and his back, as the scene takes place beneath a sleeping bag

A woman disrobes to her bra and underwear to be inspected for infections.

Fuck, shit, bitch, and dick are used alongside lesser profanity like ass.

Morphine is administered for pain mitigation.

There are several disturbing scenes featuring the parasites and the victim's different reactions to them. The gory parts are very realistic and can be unsettling.