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Morquio's disease (syndrome)[mor-ke´ōz]
Etymology: Luis Morquio, Uruguayan physician, 1867-1935
a familial form of mucopolysaccharidosis that results in abnormal musculoskeletal development in childhood. Dwarfism, hunchback, enlarged sternum, and knock-knees may occur. The disease may first be evident as the child, learning to walk, displays an abnormal, waddling gait. Also called MPS IV. See also mucopolysaccharidosis.