A–Z Glossary

Small for gestational age

Small for gestational age describes a baby whose size is smaller than expected for the number of weeks of pregnancy at birth.

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Search results for: Small for gestational age

Delivery options for large baby small baby and premature birth

Delivery options for large baby small baby and premature birth

Shared decision-making when fetal size or prematurity changes the plan Delivery route decision-making is rarely based on a single ultrasound estimate. Clinicians integrate the whole clinical picture: gestational age, fetal presentation, placental location, amniotic fluid, fetal heart rate pattern, cervical readiness, maternal pelvis and obstetric history, prior caesarean or uterine surgery, diabetes status, hypertensive disease, […]

Changes in Body Proportions During the First Year

Changes in Body Proportions During the First Year

The Newborn Starting Point At birth, the infant body is characteristically cephalized: the head is large in relation to the rest of the body, while the neck is short and the limbs are comparatively small. The trunk is relatively long, and the abdomen may appear rounded because of immature abdominal musculature, normal organ proportions, and […]

Is my baby too small for age

Is my baby too small for age

What does too small for age mean? There is no single measurement that defines whether a baby is too small. Clinicians compare a baby’s weight, length, and head circumference with standardized reference data for babies of the same sex and age. The result is commonly expressed as a percentile or a z-score. A percentile describes […]

Catch-Up Growth After Premature Birth

Catch-Up Growth After Premature Birth

What catch-up growth means Catch-up growth is an acceleration in growth after a period of restricted or slower-than-expected growth. In a premature infant, the reference point is not simply the child’s chronological age. Clinicians consider how many weeks early the baby was born and compare current measurements with appropriate growth standards. Catch-up may be visible […]

Growth Patterns in Low-Birth-Weight Babies

Growth Patterns in Low-Birth-Weight Babies

What Low Birth Weight Means for Growth Low birth weight describes a measurement at birth, not a diagnosis or a prediction of future health. A baby weighing less than 2,500 grams may have been born several weeks early, may have experienced restricted fetal growth, or may have both characteristics. Very low birth weight is commonly […]