Antonio Guainerio: Opera Medica (1481)
“I had under my care two old men, one of whom did not know more than three words (…) The other (...) rarely or never recalled the right name of anyone. When he summoned someone, he did not call him by name.”
These disorders resulted when too much phlegm accumulates in the posterior ventricle; if this is the case then:
“the organ of memory can retain little or nothing” [Benton & Joynt, 1960, p. 208]