A triad of features consisting of multifocal bony defects,diabetes insipidus and exophthalmous is termed as:

Hand-Schuller-Christian Disease A triad of features consisting of multifocal bony defects, diabetes insipidus and exophthalmos is termed Hand-Schuller-Christian disease. The disease develops in children under 5 years of age. The multifocal lytic bony.