
Worms in the patient's liver
During the scope, Foreman warns Chase off House; then they find the liver full of threadworms and tell Hank two pills will fix it.
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3 moments.

During the scope, Foreman warns Chase off House; then they find the liver full of threadworms and tell Hank two pills will fix it.

Thirteen concedes Chase had to grab her, then a record search shows a recent arrest and they land on a liver parasite.

Thinking about what made Callie better, House asks Ellen about swimming in Florida and explains a parasitic worm infection.