Hypocalcemia/Hypercalcemia
Anticholinergic Toxicity
Tricyclic (TCA) Toxicity
Ertapenem Toxicity
Serotonin-Like Agents
Lysergic acid diethylamide (LSD)
Psilocybin ("magic mushrooms")<unk>  <unk> 
5-methoxy-<unk>  (5-MeO-DMT)
25C-NBOMe
Enactogens
Designer amphetamines
Bath salts
Ecstasy (MDMA)
Mescaline (peyote)
Synthetic cannabinoids
Dissociative Agents
Phencyclidine (PCP)
Ketamine
Dextromethorphan<unk> itrous oxide
Plant-based Hallucinogenics
Marijuana
Salvia
Absinthe
Isoxazole Mushrooms
Hawaiian baby woodrose (Argyreia<unk> ervosa)
Hawaiian woodrose (Merremia tuberosa)
Morning glory (Ipomoea violacea)
Olili- uqui (Rivea corymbosa)
Organic causes
Delirium
Intracranial mass to occipital or temporal lobes
Encephalitis, limbic encephalitis, anti-NMDA receptor encephalitis
Migraine
Seizure
Hypocalcemia/Hypercalcemia
Rift valley fever
Rabies
Syphilis
Vitamin B7 deficiency
Pellagra
Dementia
Parkinson's Disease
Parkinson's Disease
Other Toxicologic Causes
Alcohol withdrawal
Anticholinergic Toxicity
Tricyclic (TCA) Toxicity
Synthetic cannabinoids
Inhalant abuse<unk> itrogen<unk> arcosis
GHB withdrawal
Hydrocarbon toxicity
Heavy metal toxicity
Multiple medications: montelukast, doxapram, hyoscyamine, tizanidine, peramivir, amantadine, rimantadine, bromocriptine, methylergonovine, benztropine, doxepin, voriconazole, acyclovir, valacyclovir, ganciclovir, cimetidine, penicillin G Procaine, clarithromycin, metoclopramide
Inhalant abuse
Psychiatric Causes 
Schizophrenia, schizoaffective disorder, schizophreniform disorder
Depression with psychotic features
Bipolar disorder
Charles Bonnet Syndrome (in the visually impaired)
N,N-Dimethyltryptamine
Hypocalcemia/Hypercalcemia
Ethacrynic acid
Anticholinergic Toxicity
Strychnine
Tricyclic 
Hyoscyamine
Ertapenem Toxicity