Pellagrous insanity

Insanity caused by or deprived from pellagra, which is an endemic disease of southern Europe, (though not confined to that region,) characterized by erythema, digestive derangement, and nervous affections. (Cent. Diet.)

— Polynenritic insanity. insanity arising from an inflammation of the nerves, of the kind called "polyneuritis" or "multiple neuritis" because it involves several nerves at the same lime. This is often preceded by tuberculosis and almost always by alcoholism, and is characterized specially by delusions and falsification of the memory. It is otherwise called "KorssakofTs disease." (Kraepeiin.)

— Choreic insanity. insanity arising from chorea, the latter being a nervous disease, more commonly attacking children than adults, characterized by irregular and involuntary twitch-ings of the muscles of the limbs aud face, popularly called "St. Vitus' dance."

— Puerperal insanity. mental derangement occurring in women at the time of child-birth or immediately after; it is also calied "eclampsia parturiero tiiim."

Defined under Insanity in Black's Law Dictionary.