House realizes the patient hasn't been getting the vaccine for it.

Esteban tells him he must be upset, but House realizes he is not.

After talking for another minute, House realizes what is wrong with Addie and races back into her room.

House realizes that no one is going to back down.

I want to be clear that the House realises what we are doing.

House realizes that the disease is only active in the arteries of his brain, where it hides from the test.

House realizes the blow to the groin released some of the bacteria.

House realizes that the altruism was a symptom and he's not getting the money.

House realizes that the beauty queen may have been the source of the allergy.

At this point, House realizes her real name is Helen.