The terms "mental disease or defect" include congenital and traumatic mental conditions as well as disease. They do not include an abnormality manifested only by repeated criminal or otherwise antisocial conduct, whether or not such abnormality may be included under mental illness, mental disease or defect in some classifications of mental abnormality or disorder. The terms "mental disease or defect" do not include alcoholism without psychosis or drug abuse without psychosis or an abnormality manifested only by criminal sexual psychopathy as defined in section 202.700, nor shall anything in this chapter be construed to repeal or modify the provisions of sections 202.700 to 202.770.
Mo. Rev. Stat. § 552.010
Mental disease or defect defined
Applied in 8 court decisions — leading case Drope v. Missouri (1975)
Most recently applied in State v. Wright (September 2012)
Effective: 28 Aug 1969; (L. 1963 p. 674 § 1, A.L. 1969 p. 572)
How often courts cite this section
Court decisions citing this, by year. The dip in the last several years is a data-coverage gap, not a real trend — our corpus holds fewer opinions from the most recent years, so recent citations are undercounted.
Official source: Missouri Revisor of Statutes. Reproduced from public-domain Missouri statutes; confirm against the official source for the current text. Not legal advice.