An imaging test (such as a CT scan or an MRI) may be used to check for signs of a stroke or brain tumor. Another type of imaging test, called PET, sometimes may detect low levels of dopamine in the brain, a key feature of Parkinson's.
\r\nJohnny Delusional here\t\t\t\t\t\t\t\t\t\t. \n\t\t\t\t\t\t\t\t\t\t\tWords are in my head but I can't enunciate them clearly. \r\nHeadphones on your hair, they prevent a chance to even try. \r\nSome might find me borderline attractive from afar. \r\nBut afar is not where I can stay and there you are.
Definition. 1  A delusion is an unshakable belief in something untrue. 2  Delusions are a common symptom of several mood and personality-related mental illnesses, including schizoaffective disorder, schizophrenia, shared psychotic disorder, major depressive disorder, and bipolar disorder. They are also the major feature of delusional disorder.