text_1: 60-year-old man with carcinoma of the prostate.  He and his wife both complain that he has severe loss of memory.  "It's very confusing.  I'm really not sure what's going on.  I don't know where to look for . . . .  I need to think about him for a while before I can even formulate a question.  I don't know what's going on here is my question."
text_2: What would cause a patient to complain of severe memory loss in the face of minimal neurocognitive deficits?