In this task, you will be given a single sentence or a set of sentences. You have to recognize the name of the disorder or disease. Disease is a disorder of structure or function in a human, animal, or plant, especially one that produces specific symptoms or that affects a specific location and is not simply a direct result of physical injury. Although there might be several correct answers, you need to write one of them.

[Q]:  A case of bilateral optic neuropathy in a patient on tacrolimus ( FK506 ) therapy after liver transplantation .
[A]: optic neuropathy


[Q]:  Six ( 12 % ) and 4 ( 8 % ) patients experienced grade 2 hand - foot syndrome and stomatitis , respectively ( no episodes of grade 3 ) .
[A]: stomatitis


[Q]:  Viracept and irregular heartbeat warning .
[A]:
irregular heartbeat