What is an old man hallucinating?

Elderly hallucinations are mostly caused by depression, schizophrenia, bipolar disorder and other reasons.

1, depression

depression elderly due to neurotransmitter imbalance, leading to abnormal brain chemical structure, so that brain information transmission by interference, and then lead to hallucinations.

2, schizophrenia

elderly with schizophrenia due to excessive dopamine activity, may affect local function, but also prone to hallucinations.

3, bipolar disorder

elderly with bipolar disorder due to brain structure and function disorders, may lead to abnormal neurotransmission, hallucinations.