Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «M»:
Malignancy: A tumor that is malignant, that is cancerous, that can invade and destroy nearby tissue, and that may spread (metastasize) to other parts of the body....
Malignant: 1. Tending to be severe and become progressively worse, as in malignant hypertension. 2. In regard to a tumor, having the properties of a malignancy that can invade and destroy nearby tissue and that may spread (metastasize) to other parts of the body.
malignant comes the Latin...
Malignant ascites: A condition in which fluid containing cancer cells collects within the abdomen....
Malignant giant cell tumor
Malignant giant cell tumor: A type of bone tumor characterized by massive destruction of bone near the end (epiphysis) of a long bone. The site most commonly struck by this tumor is the knee -- the far end of the femur and the near end of the tibia. The tumor is often coated by new bony growth. It c...
Malignant hyperthermia syndrome
Malignant hyperthermia syndrome: see hyperthermia, malignant....
Malignant melanoma: See: Melanoma....
Malleability, brain: See Neuroplasticity....
Malleolus: Bony prominence on either side of the ankle. ...
Mallet: The malleus....
Malleus: A tiny bone shaped like a minute mallet in the
middle ear. The malleus transmits the sound vibrations from the eardrum to the incus, another little bone in the middle ear. Malleus is Latin for mallet, hammer....
Malnutrition: A term used to refer to any condition in which the body
does not receive enough nutrients for proper function. Malnutrition may range
from mild to severe and life-threatening. It can be a result of starvation, in
which a person has an inadequate intake of calories, or it may be rela...
Malnutrition-related diabetes: At one time, a distinct type of diabetes mellitus, often associated with the tropics and so also called tropical diabetes. Now there is serious doubt about the existence of such a disease. See: Tropical diabetes....
Malrotated ear: An ear that is slanted more than usual.
Technically, an ear is slanted when the angle of the slope of the auricle is more than 15
degrees from the perpendicular. Slanted ears are considered a minor anomaly. The presence
of 2 or more minor anomalies in a child increases the probabilit...
Malrotation of the intestine
Malrotation of the intestine: Failure for the intestine to rotate normally during embryonic development. One of the dangers is that the intestine may be obstructed by abnormal bands or twist on its own blood supply, a condition called volvulus.
Malrotation of the intestine is usually not apparent u...
MALT: Mucosa-associated lymphoid tissue....