Kluver-Bucy syndrome is a rare behavioral disorder caused by damage to both sides of the anterior temporal lobe by head trauma or encephalitis. It is characterized by hypersexuality, putting things in the mouth, distractibility, visual agnosia, and possibly seizures.
Pick's disease is an uncommon form of dementia characterized by language difficulties and personality and behavior changes. Huntington's disease is a degenerative neurological condition. Concussions are not a rare condition.

Patients with antisocial personality disorder exhibit criminal behavior beginning in childhood, such as truancy, fighting, destructiveness, and theft. They often default on debts, behave irresponsibly, and act recklessly. They show no remorse for their behavior.
Patients with schizoid personality disorder care little for social relationships, have a restricted emotional range, and appear indifferent to criticism or praise.
Patients with borderline personality disorder exhibit impulsivity, self-harm, inappropriate anger, and affective instability. They feel empty and bored, and they frantically try to avoid abandonment.
Patients with avoidant personality disorder are timid and easily wounded by criticism from others. They fear embarrassment and hesitate to form interpersonal relationships.

Defense mechanisms are unconscious psychological processes that individuals use to protect themselves from anxiety or threats to their self-esteem. In the case of anxiety related to an upcoming job interview, they may be using a defense mechanism to cope with their anxiety.
Rationalization is a defense mechanism in which an individual attempts to explain or justify their behavior or feelings rationally or logically instead of acknowledging the true underlying reasons. The patient may rationalize their anxiety by telling themselves they are not good enough for the job or do not have enough experience to succeed in the interview.
Denial is a defense mechanism in which an individual refuses to acknowledge the existence of a problem or the reality of a situation. Projection is a defense mechanism in which an individual projects their unacceptable thoughts or feelings onto others so that they do not have to acknowledge these thoughts or feelings in themselves. Repression is a defense mechanism in which an individual unconsciously blocks out or forgets memories or experiences that are too painful or traumatic to remember.

A genome is a complete set of DNA.
DNA is made up of two twisted, paired strands composed of sugars linked by nucleotide bases. Messenger RNA (mRNA) codes for an amino acid. Chromosomes are structures of DNA in the nucleus of the cell, and each chromosome only contains a fraction of an individual's DNA. A gene is a section of DNA that results in a biological effect.

The Medicare Advantage plan created regional Preferred Provider Organizations (PPO) and gave Medicare enrollees the option of enrolling in private insurance plans.
Medigap insurance policies are private policies purchased by individuals to cover some or all of their medical expenses not paid for by Medicare.
Medical savings accounts allow individuals to establish tax-free savings funds to finance their medical care.
Medicare + Choice was part of the Balanced Budget Act of 1997, which significantly increased the number of managed care insurance plans available to Medicare recipients. This program was replaced with the Medicare Advantage plan in 2003.