There are many causes of constipation, for example, medications; poor bowel habits; low fiber diets; possibly abuse of laxatives; hormonal disorders; diseases primarily of other parts of the body that also affect the colon; and high levels of estrogen and progesterone during pregnancy.
mg: Abbreviation for milligram, a unit of measurement of mass in the metric system equal to a thousandth of a gram. A gram is equal to the mass of one milliliter, one thousandth of a liter, of water at 4 degrees C. MG (in capital letters) is the abbreviation for the disease myasthenia gravis. Search MedTerms:
Monoclonal gammopathy of. undetermined significance (MGUS) is an asymptomatic condition in which there is a presence of. an abnormal M protein in the blood. It is not a blood cancer, and most people with MGUS do. not ever develop a blood cancer. However it is important that the condition be monitored, since increasing levels of this protein in addition to other tests may indicate a risk of. progression to smoldering myeloma, myeloma, lymphoma, light-chain amyloidosis or.