RT Journal T1 BErlin JF Journal of the American Medical Association JO Journal of the American Medical Association YR 1931 FD July 18 VO 97 IS 3 SP 190 OP 191 DO 10.1001/jama.1931.02730030040021 UL http://dx.doi.org/10.1001/jama.1931.02730030040021 AB Dementia Paralytica  At the annual session of the Deutscher Verein für Psychiatrie, held in Breslau, April 10-11, the chief topic on the program was dementia paralytica. Jossmann of Berlin, on the basis of a carefully collected series of about 2,200 treated paralytic patients, reported on the results of malaria therapy in dementia paralytica. He divides the cases, according to the results, into four groups: (1) complete remissions, 25.4 per cent; (2) incomplete remissions, 17.3 per cent; (3) failures, 25.8 per cent, and (4) fatal issue, 33.5 per cent. He emphasizes how difficult it is in practice to apply such a classification. Neither the outcome of the intelligence test nor the determination of the capacity for work can be taken as unequivocal criteria. The prognosis depends, among other things, on the age, the general constitution, the duration and the type of the paralytic condition (manic symptoms usually of better prognosis than