Pediatric Medicine Glossary
100 terms total — 24 showing — Last updated 15 Sep 2026
cleft palate
Congenital opening in the roof of the mouth due to incomplete fusion during development.
preterm infant
Newborn delivered before 37 completed weeks of gestation.
pyloric stenosis
A condition in infants where the muscle around the pylorus thickens, causing gastric outlet obstruction and projectile v...
respiratory distress syndrome
A breathing disorder affecting premature newborns caused by insufficient surfactant production in immature lungs.
respiratory syncytial virus
Common respiratory virus causing bronchiolitis and pneumonia, especially severe in infants.
retinopathy of prematurity
An eye disorder affecting premature infants, characterized by abnormal blood vessel development in the retina that can l...
RSV
A common respiratory virus that can cause severe illness in infants and young children.
sepsis
Life-threatening systemic inflammatory response to infection requiring immediate medical intervention.
small for gestational age
Birth weight below the 10th percentile for gestational age, indicating intrauterine growth restriction.
spina bifida occulta
A mild form of spina bifida where the neural tube defect is covered by skin and typically causes no symptoms.
stridor
A high-pitched, musical breathing sound caused by turbulent airflow through narrowed airways.
subluxation of the radial head
A common pediatric elbow injury where the radial head slips out of the annular ligament, typically occurring in children...
surfactant therapy
Medical treatment involving administration of artificial or natural surfactant to premature infants with respiratory dis...
syndactyly
A congenital condition where two or more fingers or toes are fused together, requiring surgical separation.
syndromic surveillance
Public health monitoring system that tracks disease patterns based on clinical symptoms rather than confirmed diagnoses.
tachypnea
Abnormally rapid breathing rate, a common presenting symptom in pediatric respiratory conditions.
tachypnea of the newborn
Transient condition causing rapid breathing in newborns due to delayed lung fluid clearance.
Tanner staging
Standardized system for assessing sexual maturation and pubertal development in children.
term infant
Newborn delivered between 37 weeks 0 days and 41 weeks 6 days of gestation.
thelarche
The onset of breast development in girls, typically the first sign of puberty occurring between ages 8-13.
torticollis
A condition where the neck muscles cause the head to twist and tilt to one side.
tracheoesophageal fistula
Abnormal connection between the trachea and esophagus, often associated with esophageal atresia.
trisomy 21
Chromosomal condition causing Down syndrome due to an extra copy of chromosome 21.
VACTERL association
Non-random pattern of birth defects affecting vertebrae, anal, cardiac, tracheal, esophageal, renal, and limb structures...
ventriculomegaly
Enlargement of the brain's ventricles, which may indicate hydrocephalus or other neurological conditions in children.