Laboratory findings may differ according to the etiology of delirium. Following investigations are done in delirium: pulse oximetry, electrolytes, blood glucose, liver function tests, blood urea nitrogen, creatinine, vitamin B12 , Folate levels, measurement therapeutic drug levels, urine drug screen for substance use, blood alcohol level, complete blood count, urinalysis, thyroid function testing, erythrocyte sedimentation rate, C-reactive protein, rapid plasma reagin screening for syphilis, acquired immune deficiency syndrome/human immunodeficiency virus (AIDS/HIV) screening.
Delirium laboratory findings
Schizophrenia laboratory findings
Dementia laboratory findings
Coma laboratory findings
Delirium risk factors
Altered mental status pathophysiology
Botulism laboratory findings
Delirium diagnostic criteria