Nursing Decay:
Case 1. Fourteen-month-old white male. Medical history was uneventful. Child manifested discomfort. Clinical examination revealed caries lesions on lingual surfaces of maxillary anterior teeth, and which involved the pulp. The child slept while retaining the nipple of formula-filled bottle in the mouth.

Case 2. Two and one-half-year-old black male. Medical history was uneventful. Dental history revealed child was breastfed until two years of age. Parent allowed child to nurse and sleep on breast, three times a day for one and two hours, and at night for many more hours. Clinically, both teeth were grossly carious with pulp involvement.