Hallucinations are seen in all except
Hallucination is a perception without stimulus this is a psychotic symptom it is seen in various psychiatric disorders namely organic mental conditions like delirium and epilepsy psychotic disorders like schizophrenia mood disorders like depression with use of substances like LSD, Phencyclidine whereas anxiety disorder is a type of neurosis which does not have a psychotic symptoms and may present with palpitation, breathlessness, giddiness, sense of impending doom anxiety disorder does not present with hallucinations. Reference: A sho textbook of psychiatry by Niraj Ahuja, pages 56, 49, 28.
Schizophrenia
Seizure due to intracerebral space occupying lesions
LSD
Anxiety
Symptoms and signs in psychiatry and classification