Introduction: Late preterm infants are those born between 34 to 36 weeks and 6 days of gestation. The incidence of these
premature babies reaches up to 20% between 1990 and 2006 in the United States. Although these premature babies may be born
with similar size to term children, they are less mature and suffer from greater morbidity and mortality.
Clinical case: Female of 29 weeks of gestation with weight of 495 g, size of 30.5 cm, product of mother of 32 years of age. At
birth, it requires mechanical ventilation and presents grade III necrotizing enterocolitis, jaundice of the newborn at one week of age
and hypoglycemia, patent ductus arteriosus, bronchopulmonary dysplasia and grade I retinopathy in zone II of both eyes. Receive
ibuprofen for pharmacological closure of permeability, glucose solution /kg /min> 6 and phototherapy for 7 days. It begins orally
after 26 days of being born with homologous breast milk in a progressive manner; the mother-babysitter program was indicated
for 25 days and breast on demand. He graduated after 79 days of hospitalization with a weight of 1750 g and a corrected gestation
week of 40.2 with breast milk exclusively.
Discussion: The nutrient content of human milk varies with the age of the product whether it is term or preterm and the protein
content decreases after birth, becoming less than half of its content in colostrum. Donated human milk has been shown to have
protective properties against necrotizing enterocolitis, bronchopulmonary dysplasia, serious infections, and neurodevelopmental
Keywords: Human Milk; Donor Human Milk; Growth Morbidity; Very Low Birth Weight; Breast Milk