This page is for general education and is not medical advice. It is not a substitute for diagnosis or treatment by a qualified professional. If this is an emergency, call 911 or 988.
Psychosis means losing some contact with reality — most often through hallucinations (sensing things others don’t) or delusions (firmly held beliefs that don’t match reality). It’s important to know that psychosis is a symptom with many possible causes, not a single diagnosis. Identifying the cause is what guides effective treatment.
Key facts
- Psychosis is a set of symptoms, not a diagnosis by itself (MedlinePlus).
- It can stem from several conditions — including schizophrenia, mood disorders, and substance use (NIMH, MedlinePlus).
- A careful evaluation is needed to identify the cause and the right treatment.
- Psychosis is treatable, and recovery is realistic — especially with early care.
Conditions and causes psychosis can stem from
- Schizophrenia — ongoing psychosis along with other symptoms over time.
- Schizoaffective disorder — features of both psychosis and a mood disorder. See schizoaffective disorder.
- Brief psychotic episodes — short-lived psychosis, sometimes triggered by extreme stress.
- Substance-induced psychosis — psychosis brought on by drugs, alcohol, or withdrawal.
- Mood disorders with psychotic features — psychosis occurring during severe depression or bipolar disorder.
- Medical causes — certain illnesses, infections, or medications.
Because the causes differ so much, two people with similar experiences may need very different treatment — which is why a professional evaluation matters.
Why getting evaluated matters
A first episode of psychosis can be frightening and confusing, but it’s also a turning point: early, accurate care is linked to better outcomes. An evaluation sorts out the cause and points to the right treatment, rather than leaving someone to guess.
When to seek help
Reach out if you or someone you love is having experiences like hearing voices, holding beliefs others find puzzling, or losing touch with what’s real — especially if it’s persistent or distressing. If there’s any risk of harm to self or others, call or text 988 any time.
From our clinical review. Families often jump straight to the scariest label. I gently slow that down, because psychosis has many causes, and the cause changes everything about what comes next. A good evaluation isn’t about pinning on a diagnosis — it’s about finding the most accurate, hopeful path forward.
To learn more, see our guide to schizophrenia and psychosis, symptoms, and treatment options — or find help in your state.
Frequently asked questions
What is psychosis?
Psychosis is a set of symptoms in which a person loses some contact with reality — most often hallucinations (sensing things that aren't there) or delusions (firmly held beliefs that don't match reality). Psychosis is a symptom with many possible causes, not a diagnosis by itself.
What are the different types of psychosis?
Psychosis can arise from several conditions: schizophrenia, schizoaffective disorder, and brief or substance-induced psychotic episodes, as well as mood disorders such as bipolar disorder or severe depression, and some medical conditions. A professional evaluation is needed to identify the cause.
Is psychosis treatable?
Yes. Psychosis is treatable, and many people recover well, especially when care starts early. Treatment depends on the underlying cause and often combines medication, therapy, and support.
Sources
- Psychotic Disorders — MedlinePlus, U.S. National Library of Medicine
- Schizophrenia — National Institute of Mental Health (NIMH)
- Schizophrenia — National Alliance on Mental Illness (NAMI)
Reviewed against the sources above. This page is educational and is not medical advice.