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Pediatrics Glossary

100 terms total — 24 showing — Last updated 15 Sep 2026

corrected gestational age

Intermediate Technical IVT

The age a premature infant would be if they had been born at full term, calculated by subtracting the weeks of prematurity from the chronological age.

Showing 49–72 of 100

intraosseous access

Advanced Technical IVT

Emergency vascular access technique using needle insertion into bone marrow for fluid and medication administration when...

Technical Procedure Full entry →

intraventricular hemorrhage

Advanced Technical IVT

Bleeding into the brain's ventricular system, primarily affecting premature infants and potentially causing long-term ne...

Technical Term Full entry →

intussusception

Advanced Technical IVT

Telescoping of one segment of intestine into another, creating a surgical emergency most common in infants and toddlers.

Technical Term Full entry →

Kawasaki disease

Advanced Technical IVT

Acute febrile illness causing vasculitis in children, with potential cardiac complications including coronary artery ane...

Technical Term Full entry →

kernicterus

Advanced Technical IVT

Severe form of brain damage caused by extremely high levels of bilirubin in newborns.

Medical Condition Full entry →

laryngomalacia

Intermediate Technical IVT

Congenital softening of laryngeal cartilage causing inspiratory stridor and breathing difficulties, the most common caus...

Technical Term Full entry →

macrocephaly

Intermediate Technical IVT

Abnormally large head circumference, typically defined as greater than the 97th percentile for age and sex.

Technical Term Full entry →

macrosomia

Intermediate Technical IVT

Condition of newborns with birth weight exceeding normal ranges, typically above 4000 or 4500 grams.

Technical Term Full entry →

meconium aspiration syndrome

Advanced Technical IVT

Respiratory condition occurring when a newborn inhales meconium-stained amniotic fluid, potentially causing severe lung...

MAS
Technical Term Full entry →

meningomyelocele

Advanced Technical IVT

Severe form of spina bifida where spinal cord and meninges protrude through a vertebral defect.

Medical Condition Full entry →

metatarsus adductus

Intermediate Technical IVT

A common foot deformity in newborns where the front part of the foot turns inward, often resolving without treatment.

Medical Condition Full entry →

microcephaly

Intermediate Technical IVT

Abnormally small head circumference, typically below the 3rd percentile for age and sex.

Medical Condition Full entry →

murmur

Intermediate Technical IVT

Heart sound caused by turbulent blood flow, classified as innocent or pathologic in pediatric patients.

Technical Term Full entry →

necrotizing enterocolitis

Advanced Technical IVT

Serious gastrointestinal condition primarily affecting premature infants, characterized by inflammation and tissue death...

NEC
Technical Term Full entry →

necrotizing fasciitis

Professional Technical IVT

A rare but serious bacterial infection causing rapid destruction of skin and soft tissue, requiring emergency surgical i...

Medical Condition Full entry →

neonatal abstinence syndrome

Professional Technical IVT

A constellation of withdrawal symptoms in newborns exposed to addictive substances in utero, requiring specialized monit...

Medical Condition Full entry →

neonatal hypoglycemia

Intermediate Technical IVT

Abnormally low blood glucose levels in newborns, requiring careful monitoring and intervention to prevent neurological d...

Clinical Condition Full entry →

neonatal intensive care unit

Intermediate Technical IVT

A specialized hospital unit providing intensive medical care for critically ill newborns, particularly premature infants...

Healthcare Facility Full entry →

omphalocele

Advanced Technical IVT

Congenital abdominal wall defect where intestines protrude through the umbilical cord base, covered by a membrane.

Medical Condition Full entry →

otitis media

Intermediate Technical IVT

Inflammation of the middle ear, commonly occurring in children and often requiring antibiotic treatment.

Technical Term Full entry →

patent ductus arteriosus

Professional Technical IVT

A congenital heart defect where the ductus arteriosus fails to close after birth, causing abnormal blood flow between ma...

PDA
Medical Condition Full entry →

PDA

Intermediate Technical IVT

A congenital heart defect where the ductus arteriosus, a blood vessel that bypasses the lungs during fetal development,...

Abbreviation Full entry →

percentile

Intermediate Technical IVT

Statistical measure showing what percentage of children fall below a particular measurement on standardized growth chart...

Technical Term Full entry →

periorbital cellulitis

Intermediate Technical IVT

Bacterial infection of the eyelid and surrounding tissues that does not involve the orbital contents, requiring differen...

Technical Term Full entry →
Showing 49–72 of 100

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