From the Repertory of J.T.KENT:
DELUSIONS: disease,has incurable : Arg-n., cact., chel., plb.,sabad.
Arg-n :Time seems to pass very slowly. So the patient think the treatment procedure so so lenthy, in this situation the patient have a delusion state as (disese, has incurable).
Cact:Fear of death, belief that his disease is incurable.
Chel:Restlessness and uneasiness of conscience; felt she had committed the unpardonable sin. So all mighty ALLAH give him or her panisment, so he cant become cure.
Plb:Dread of assassination, poisoning; thinks every one about him a murderer. So his physician give him something(remedy), not for cure. Only for poisoned him. So he become poisoned not cure.
sabad:Delusions of the imagination with respect to oneself; the body seems to be collapsed, like that of a corpse, the stomach to be eaten away, &c.Imaginary diseases. So he think he have some imaginary disease, which is unrecognized by everyone, so nobody can't cure him.