ptosis of the eyelids, congenital
ptosis of the eyelids, congenital See congenital ptosis of the eyelids.
ptosis of the eyelids, congenital See congenital ptosis of the eyelids.
ptosis Downward displacement. For example, ptosis of the eyelids is drooping of the eyelids.
pterygium A wing-like triangular membrane. Although a pterygium can be anywhere, including behind the knee, it commonly refers to a winglet of the conjunctiva. This pterygium may extend across the white of the eye, toward the inner corner of the eye. It is caused by prolonged exposure of the eyes to wind and weather, or…
PTCA Percutaneous transluminal coronary angioplasty.
psychotropic drug Any drug capable of affecting the mind, emotions, and behavior. Some legal drugs, such as lithium for bipolar disorder, are psychotropic. Many illicit drugs, such as cocaine, are also psychotropic. Also known as psychodynamic drug.
psychotherapy The treatment of a behavior disorder, mental illness, or any other condition by psychological means. Psychotherapy may utilize insight, persuasion, suggestion, reassurance, and instruction so that patients may see themselves and their problems more realistically and have the desire to cope effectively with them. There are many different types of psychotherapy, including cognitive therapy,…
psychosomatic illness A situation in which the mind influences the body to create or complicate an illness.
psychosis, ICU See ICU psychosis.
psychosis A thought disorder in which perception of reality is grossly impaired. Symptoms can include seeing, hearing, smelling, or tasting things that are not there; paranoia; and delusional thoughts. Depending on the condition underlying the psychotic symptoms, symptoms may be constant or they may come and go. Psychosis can occur as a result of brain…
psychologist A professional who specializes in the diagnosis and treatment of diseases of the brain, emotional disturbance, and behavior problems. Psychologists use talk therapy as treatment; a person must see a psychiatrist or another medical doctor to be treated with medication. A psychologist may have a master’s degree (MA) or doctorate (PhD) in psychology. Psychologists…
psychological child abuse See child abuse.
psychogenic Caused by the mind or emotions.