An initial assessment includes a comprehensive history and physical examination by a physician. Although there are no biological tests which confirm<unk> , tests are carried out to exclude medical illnesses which may rarely present with psychotic<unk> -like symptoms. These include blood tests measuring TSH to exclude hypo- or hyperthyroidism, basic electrolytes and serum calcium to rule out a metabolic disturbance, full blood count including ESR to rule out a systemic infection or chronic disease, and serology to exclude syphilis or HIV infection. Drugs of abuse should also be tested for with a urine drug screen, and further diagnostic workup is detailed here.
Schizophrenia laboratory findings
Bipolar disorder laboratory findings
Delirium laboratory findings
Botulism laboratory findings
Schizophrenia risk factors
Dementia laboratory findings
List of mood disorders
Delirium diagnostic criteria