Hallucinatory states refer to the altered perception of reality that includes sensory experiences that aren't actually present. These experiences can involve vivid visual or auditory hallucinations, as well as physical sensations that don't exist in reality. There are various synonyms for these conditions, including dreamlike states, altered states of consciousness, perceptual distortions, psychedelic episodes, and delusions. Hallucinatory states can occur in the context of certain psychiatric disorders, such as schizophrenia or bipolar disorder. They can also be induced by certain substances, such as hallucinogenic drugs like LSD or psilocybin mushrooms. Treatment for these conditions depends on the underlying cause and may include therapy, medication, or substance abuse treatment.