No, bipolar disorder does not “turn into” schizophrenia. They are distinct mental health conditions with different diagnostic criteria. However, they can share overlapping symptoms—leading to confusion or misdiagnosis.

Why the Confusion Happens

Both disorders may involve psychosis, such as hallucinations or delusions. In bipolar disorder, psychosis usually occurs during severe manic or depressive episodes and often matches the mood (e.g., grandiose delusions during mania). In schizophrenia, psychosis is more persistent and not tied to mood swings.

Some people experience symptoms of both conditions. This may lead to a diagnosis of schizoaffective disorder, which blends mood episodes (like bipolar) with ongoing psychotic symptoms (like schizophrenia). But this is a separate diagnosis—not a “conversion” from one illness to another.

Genetics also play a role. Bipolar and schizophrenia share some genetic risk factors, which is why they can run in the same families. But having bipolar does not mean you will develop schizophrenia.

Misdiagnosis is common early on. A person might first be labeled bipolar, then later diagnosed with schizophrenia—or vice versa—as symptoms evolve over time. This reflects improved understanding, not one illness transforming into another.

Accurate diagnosis requires careful, long-term observation by a qualified psychiatrist. Brain imaging or lab tests can’t confirm either condition; clinicians rely on symptom patterns, duration, and response to treatment.

If you or someone you know has mood and psychotic symptoms, seek a thorough psychiatric evaluation. Proper diagnosis guides effective treatment—whether it’s mood stabilizers for bipolar, antipsychotics for schizophrenia, or a combined approach.

In summary: bipolar cannot turn into schizophrenia, but the two can look alike. With expert care, both are manageable. Early and accurate diagnosis is the best path to stability and recovery.