Webster's New World Medical Dictionary

ADH
Antidiuretic hormone.
ADH secretion, inappropriate
A condition that
results in the inability to produce dilute urine and
imbalance of fluids and electrolytes in the body, par-
ticularly lowering blood sodium. Symptoms include
nausea, vomiting, muscle cramps, confusion, and
convulsions. This syndrome may occur with oat-cell
lung cancer, pancreatic cancer, prostate cancer, and
Hodgkin’s disease, among other disorders. Also
known as syndrome of inappropriate ADH secretion
or SIADH.
ADHD
Attention deficit hyperactivity disorder.
adhesion
The union of two opposing tissue sur-
faces. This term is often used to refer to the sides of
a wound, as well as to scar tissue strands that can
form at the site of a previous operation, such as
within the abdomen after a laparotomy.
adhesive capsulitis
A condition in which a per-
son has constant severe limitation of the range of
motion of the shoulder due to scarring around the
shoulder joint. Adhesive capsulitis is an unwanted
consequence of rotator cuff disease that involves
damage to the rotator cuff. The affected joint is
characteristically painful and tender to palpation.
Physical therapy and cortisone injections are often
helpful. Surgery is used in advanced cases. Also
known as frozen shoulder.
adipose
Fatty. Adipose refers to tissue made up of
mainly fat cells such as the yellow layer of fat
beneath the skin. 
adiposis dolorosa
See 
Dercum disease.
adjuvant
A substance that helps and enhances
the effect of a drug, treatment, or biologic system.
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adjuvant
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