The following case is interesting on account of its comparative rarity and on account of the fact that a mass completely filling the entire stomach, and causing distension much beyond its normal capacity, could exist for years, creating no gastric disturbances. Patient. —M. H., female under 10 years of age, of North Adams, Mass.,was sent by Dr. E. E. Russel. She was a seven months infant and weighed 3 pounds at birth. The child was removed instrumentally on account of puerperal convulsions in mother and was breast fed. History. —Whooping cough and measles, at eighth year; both light attacks. Always a moderately nervous child. A squint of left eye was corrected by glasses. No convulsions. Always a good sleeper. Appetite good; food well digested and patient well nourished. School attendance began between six and seven years of age, was bright in her studies, active on her feet, always ready for