MINERAL METABOLISM: A CASE OF OSTEOPSATIIYROSIS AND ONE OF UNUNITED FRACTURE

The patients on whom these studies were made were admitted to the Children's Hospital at about the same time, and as they presented difficult but not uncommon clinical problems, it was decided to make as complete an investigation as possible of their mineral metabolism. The study did not bring out anything of definite assistance in the handling of the cases, but gave some interesting observations. These are reported in detail, because complete studies on the mineral metabolism of children are rare, and it seems desirable to have them on record. REPORT OF CASES Case1.—Osteopsathyrosis.1 History.—M. F., a girl of 11 years, was admitted for study in November 1931, because of frequent fractures from slight cause and marked increasing scoliosis, for which she was receiving orthopedic treatment from one of the members of the staff. The family history was irrelevant, and there had been nothing of note