Fetishism (Psychiatric): A condition in which inanimate objects are utilized as a preferred or exclusive method of stimulating erotic arousal.Transvestism: Disorder characterized by recurrent, intense sexually arousing fantasies, sexual urges, or behaviors involving cross-dressing in a heterosexual male. The fantasies, urges, or behaviors cause clinically significant distress or impairment in social, occupational or other areas of functioning. (from APA, DSM-IV, 1994)Masochism: Pleasure derived from being physically or psychologically abused, whether inflicted by oneself or by others. Masochism includes sexual masochism.Paraphilias: Disorders that include recurrent, intense sexually arousing fantasies, sexual urges, or behaviors generally involving nonhuman objects, suffering of oneself or partners, or children or other nonconsenting partners. (from DSM-IV, 1994)Transsexualism: Severe gender dysphoria, coupled with a persistent desire for the physical characteristics and social roles that connote the opposite biological sex. (APA, DSM-IV, 1994)Encyclopedias as Topic: Works containing information articles on subjects in every field of knowledge, usually arranged in alphabetical order, or a similar work limited to a special field or subject. (From The ALA Glossary of Library and Information Science, 1983)Partnership Practice, Dental: A voluntary contract between two or more dentists who may or may not share responsibility for the care of patients, with proportional sharing of profits and losses.Gender Identity: A person's concept of self as being male and masculine or female and feminine, or ambivalent, based in part on physical characteristics, parental responses, and psychological and social pressures. It is the internal experience of gender role.Sex Reassignment Procedures: Clinical treatments used to change the physiological sexual characteristics of an individual.Sex Reassignment Surgery: Surgical treatments used to change the physiological sexual characteristics of an individual.Germany, WestCyproterone Acetate: An agent with anti-androgen and progestational properties. It shows competitive binding with dihydrotestosterone at androgen receptor sites.Cyproterone: An anti-androgen that, in the form of its acetate (CYPROTERONE ACETATE), also has progestational properties. It is used in the treatment of hypersexuality in males, as a palliative in prostatic carcinoma, and, in combination with estrogen, for the therapy of severe acne and hirsutism in females.Gynecomastia: Enlargement of the BREAST in the males, caused by an excess of ESTROGENS. Physiological gynecomastia is normally observed in NEWBORNS; ADOLESCENT; and AGING males.Medroxyprogesterone Acetate: A synthetic progestin that is derived from 17-hydroxyprogesterone. It is a long-acting contraceptive that is effective both orally or by intramuscular injection and has also been used to treat breast and endometrial neoplasms.Germany, EastFeminization: Development of female secondary SEX CHARACTERISTICS in the MALE. It is due to the effects of estrogenic metabolites of precursors from endogenous or exogenous sources, such as ADRENAL GLANDS or therapeutic drugs.Sadism: A condition in which there is a derivation of pleasure from inflicting pain, discomfort or humiliation on another person or persons. The sexual significance of sadistic wishes or behavior may be conscious or unconscious.Pleasure: Sensation of enjoyment or gratification.Love: Affection; in psychiatry commonly refers to pleasure, particularly as it applies to gratifying experiences between individuals.Orgasm: The climax of sexual excitement in either humans or animals.Ellis-Van Creveld Syndrome: Dwarfism occurring in association with defective development of skin, hair, and teeth, polydactyly, and defect of the cardiac septum. (Dorland, 27th ed)Social Values: Abstract standards or empirical variables in social life which are believed to be important and/or desirable.Longitudinal Studies: Studies in which variables relating to an individual or group of individuals are assessed over a period of time.Pursuit, Smooth: Eye movements that are slow, continuous, and conjugate and occur when a fixed object is moved slowly.Decision Making: The process of making a selective intellectual judgment when presented with several complex alternatives consisting of several variables, and usually defining a course of action or an idea.Interpersonal Relations: The reciprocal interaction of two or more persons.Adolescent Behavior: Any observable response or action of an adolescent.Role: The expected and characteristic pattern of behavior exhibited by an individual as a member of a particular social group.Diagnostic and Statistical Manual of Mental Disorders: Categorical classification of MENTAL DISORDERS based on criteria sets with defining features. It is produced by the American Psychiatric Association. (DSM-IV, page xxii)Mental Disorders: Psychiatric illness or diseases manifested by breakdowns in the adaptational process expressed primarily as abnormalities of thought, feeling, and behavior producing either distress or impairment of function.Manuals as Topic: Books designed to give factual information or instructions.Portal Vein: A short thick vein formed by union of the superior mesenteric vein and the splenic vein.Anxiety Disorders: Persistent and disabling ANXIETY.Bipolar Disorder: A major affective disorder marked by severe mood swings (manic or major depressive episodes) and a tendency to remission and recurrence.Mood Disorders: Those disorders that have a disturbance in mood as their predominant feature.Dictionaries, MedicalPedophilia: A sexual disorder occurring in a person 16 years or older and that is recurrent with intense sexually arousing fantasies, sexual urges, or behaviors involving sexual activity with a prepubescent child (generally age 13 or younger). (from APA, DSM-IV, 1994).Dictionaries as Topic: Lists of words, usually in alphabetical order, giving information about form, pronunciation, etymology, grammar, and meaning.Dictionaries, ChemicalTerminology as Topic: The terms, expressions, designations, or symbols used in a particular science, discipline, or specialized subject area.Nurses: Professionals qualified by graduation from an accredited school of nursing and by passage of a national licensing examination to practice nursing. They provide services to patients requiring assistance in recovering or maintaining their physical or mental health.alpha-MSH: A 13-amino acid peptide derived from proteolytic cleavage of ADRENOCORTICOTROPIC HORMONE, the N-terminal segment of ACTH. ACTH (1-13) is amidated at the C-terminal to form ACTH (1-13)NH2 which in turn is acetylated to form alpha-MSH in the secretory granules. Alpha-MSH stimulates the synthesis and distribution of MELANIN in MELANOCYTES in mammals and MELANOPHORES in lower vertebrates.Polycomb-Group Proteins: A family of proteins that play a role in CHROMATIN REMODELING. They are best known for silencing HOX GENES and the regulation of EPIGENETIC PROCESSES.Nurse Practitioners: Nurses who are specially trained to assume an expanded role in providing medical care under the supervision of a physician.Polycomb Repressive Complex 2: A multisubunit polycomb protein complex that catalyzes the METHYLATION of chromosomal HISTONE H3. It works in conjunction with POLYCOMB REPRESSIVE COMPLEX 1 to effect EPIGENETIC REPRESSION.Motivation: Those factors which cause an organism to behave or act in either a goal-seeking or satisfying manner. They may be influenced by physiological drives or by external stimuli.Melanocyte-Stimulating Hormones: Peptides with the ability to stimulate pigmented cells MELANOCYTES in mammals and MELANOPHORES in lower vertebrates. By stimulating the synthesis and distribution of MELANIN in these pigmented cells, they increase coloration of skin and other tissue. MSHs, derived from pro-opiomelanocortin (POMC), are produced by MELANOTROPHS in the INTERMEDIATE LOBE OF PITUITARY; CORTICOTROPHS in the ANTERIOR LOBE OF PITUITARY, and the hypothalamic neurons in the ARCUATE NUCLEUS OF HYPOTHALAMUS.Forensic Psychiatry: Psychiatry in its legal aspects. This includes criminology, penology, commitment of mentally ill, the psychiatrist's role in compensation cases, the problems of releasing information to the court, and of expert testimony.Psychiatric Department, Hospital: Hospital department responsible for the organization and administration of psychiatric services.Psychiatry: The medical science that deals with the origin, diagnosis, prevention, and treatment of mental disorders.Inpatients: Persons admitted to health facilities which provide board and room, for the purpose of observation, care, diagnosis or treatment.Mental Health Services: Organized services to provide mental health care.Hospitals, Psychiatric: Special hospitals which provide care to the mentally ill patient.Community Mental Health Services: Diagnostic, therapeutic and preventive mental health services provided for individuals in the community.