Jaundice in the breastfed infant.

Maternal perception of insufficient milk is a widespread phenomenon in modern breastfeeding. This article addresses underlying physiology, feeding patterns, growth patterns, and medical complications as they impact milk supply and infant growth. The complexity of mother-infant factors leads to a broad differential diagnosis. Problem-oriented management is discussed with the goal of preventing low milk supply, intervening promptly for feeding problems, promoting infant growth, and preserving the breastfeeding relationship.