glare - a light within the field of vision that is brighter than the brightness to which the eyes are adapted; a glare of sunlight brilliance, blaze brightness - the location of a visual perception along a continuum from black to white
Pica is typically defined as persistent ingestion of nonnutritive substances for at least 1 month at an age for which this behavior is developmentally inappropriate. The definition is occasionally broadened to include the mouthing of nonnutritive substances.
CEA (carcinoembryonic antigen) and Ca 19-9 (Carbohydrate antigen 19-9) are two blood tests commonly used to follow patients with known cancers. CEA is a glycoprotein (sugar protein) present in embryonic tissues and in extracts from normal colonic washings.CA 19-9 is a modified blood group antigen (Lewis(a)).Neither test should be used as a cancer screening test of asymptomatic individuals.Although CEA and/or levels are often elevated in patients with gastrointestinal malignancies (colon, pancreas, etc), patients with confirmed cancers frequently have normal levels (in the range of healthy individuals).either test should be used as a cancer screening test of asymptomatic individuals. Although CEA and/or levels are often elevated in patients with gastrointestinal malignancies (colon, pancreas, etc), patients with confirmed cancers frequently have normal levels (in the range of healthy individuals).