Pre-Test Timing and Impact of Psychiatric, Cognitive, and Motor Manifestations of HD Pre-Test Which of the following statements regarding Huntington’s disease (HD) versus other neurodegenerative disorders is TRUE? Parkinson’s disease is a genetic disease that involves the PTT gene, whereas environmental factors are known to cause HD Patients with HD experience higher rates of suicide than patients with other neurodegenerative disorders Patients with HD experience more aphasia/agnosia than patients with Alzheimer’s disease Patients with Parkinson’s disease typically experience jerky movements, whereas HD displays as a more constant tremor Unsure Which of the following statements regarding the motor findings, cognitive impairment, and/or psychiatric manifestations of patients with HD is TRUE? Apathy and obsessiveness occur in nearly one-third of patients Depression is observed in approximately 50% of patients Motor problems often precede cognitive symptoms Psychosis occurs in most patients and presents during the later stages of disease Unsure
