Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «P»:
Psychosomatic: Relating to both the mind and the body or to the mind-body interrelationships. From the Greek words psych(emacr) meaning the organ of thought and judgment + somatikos meaning the body....
Psychosomatic illness: The mind influences the body to create or exacerbate illness. ...
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...
Psychotropic drug: Any drug capable of affecting the mind, emotions, and behavior. Some legal drugs such as lithium for depression are psychotropic. Many illicit drugs such as cocaine are also psychotropic. Also called a psychodynamic drug.
From the Greek psycho-, the mind + trop, a turning = (ca...
Psychotropic medication: Any medication capable of affecting the mind, emotions, and behavior. Some medications such as lithium, which may be used to treat depression, are psychotropic. Also called a psychodynamic medication.
From the Greek psycho-, the mind + trop, a turning = (capable of) turni...
PTC (percutaneous transhepatic cholangiography)
PTC (percutaneous transhepatic cholangiography): See: Cholangiography, percutaneous transhepatic....
PTCA: Percutaneous transluminal coronary angioplasty. A procedure with a balloon-tipped catheter to enlarge a narrowing in a coronary artery. Often just called angioplasty....
Pterygium: A winglike 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...
PTHC (percutaneous transhepatic cholangiography)
PTHC (percutaneous transhepatic cholangiography): See: Cholangiography, percutaneous transhepatic....
Ptosis: Downward displacement. Ptosis of the eyelids is drooping
of the eyelids. ...
Ptosis of the eyelids, adult
Ptosis of the eyelids, adult: Drooping of the
upper eyelids in adults, most
commonly due to separation of the tendon of the lid-lifting
from the eyelid. This may occur with age, after cataract or
an injury, eye tumor or a complication of other diseases
Ptosis of the eyelids, congenital
Ptosis of the eyelids, congenital: Drooping of
the upper eyelids at birth.
The lids may droop only slightly or they may cover the
pupils and restrict
even block vision. Moderate or severe ptosis calls for
normal vision development. If not corrected, amblyopia
PTSD: Post-traumatic stress disorder. (The abbreviation PTSD has rapidly gained in popularity because saying "post-traumatic stress disorder" can be enough of a mouthful as to be stressful in itself.)...
PTU: Propylthiouracil, an antithyroid medication, a drug that blocks the production of thyroid hormone by the thyroid gland. PTU is used to treat hyperthyroidism in order to reduce the excessive thyroid activity before surgery and to treat and maintain patients
not having surgery....
Pubarche: Just as menarche means the time when menstruation
begins, pubarche indicates when pubic hair begins. ...