UKOM Sp.A study materials
UKOM Sp.A study resources

UKOM Sp.A key terms

UKOM Sp.A · Get comfortable with the vocabulary.

Apgar score

A 0–10 rating assigned at 1 and 5 minutes after birth, summing heart rate, respiratory effort, muscle tone, reflex irritability, and color; it guides resuscitation response but does not predict later neurologic outcome.

Related: Therapeutic hypothermia, Meconium aspiration syndrome
Therapeutic hypothermia

Controlled cooling of a newborn with moderate-to-severe hypoxic-ischemic encephalopathy to 33–34 °C for 72 hours, started within 6 hours of birth, to reduce death and neurodevelopmental disability.

Related: Apgar score, Hypoxic-ischemic encephalopathy
Hypoxic-ischemic encephalopathy

Brain injury in a newborn caused by impaired oxygen and blood flow around birth, staged clinically by severity of tone, feeding, seizures, and consciousness; moderate and severe stages are candidates for cooling therapy.

Related: Therapeutic hypothermia, Apgar score
Meconium aspiration syndrome

Respiratory distress in a newborn born through meconium-stained fluid, with patchy infiltrates and air trapping; routine intrapulmonary suctioning is not recommended, and management is supportive with oxygen and ventilation.

Related: Apgar score, Surfactant replacement therapy
Surfactant replacement therapy

Instillation of exogenous surfactant into the trachea of a premature infant with respiratory distress syndrome to lower surface tension, improve lung compliance, and reduce pneumothorax and mortality.

Related: Respiratory distress syndrome of prematurity, Continuous positive airway pressure
Respiratory distress syndrome of prematurity

Neonatal lung disease from surfactant deficiency, presenting with tachypnea, grunting, retractions, and ground-glass chest radiograph soon after birth; antenatal corticosteroids and early surfactant are central to prevention and treatment.

Related: Surfactant replacement therapy, Antenatal corticosteroids
Continuous positive airway pressure

Delivery of pressurized gas through nasal prongs or mask to keep the airways and alveoli open in a spontaneously breathing infant, reducing work of breathing and need for intubation in respiratory distress.

Related: Surfactant replacement therapy, Bronchopulmonary dysplasia
Bronchopulmonary dysplasia

Chronic lung disease of prematurity defined by continued oxygen requirement at 36 weeks postmenstrual age, resulting from ventilator and oxygen injury to an immature lung; it predicts later wheezing and readmission.

Related: Continuous positive airway pressure, Postmenstrual age
Antenatal corticosteroids

Betamethasone or dexamethasone given to a mother at risk of preterm delivery before 34 weeks to accelerate fetal lung maturation, reducing respiratory distress syndrome, intraventricular hemorrhage, and neonatal death.

Related: Respiratory distress syndrome of prematurity, Intraventricular hemorrhage of prematurity
Intraventricular hemorrhage of prematurity

Bleeding into the germinal matrix and ventricles of a very preterm infant, graded I to IV by ultrasound; severe grades cause hydrocephalus and cerebral palsy, and prevention centers on antenatal steroids and avoiding hemodynamic swings.

Related: Antenatal corticosteroids, Postmenstrual age
Postmenstrual age

Gestational age at birth plus chronological age after birth, expressed in weeks; it defines when chronic lung disease or retinopathy of prematurity is assessed and anchors dosing and developmental expectations in infancy.

Related: Bronchopulmonary dysplasia, Corrected age
Corrected age

Chronological age minus the number of weeks born before 40 weeks of gestation; used until about 2 years to judge growth and development of a preterm child against term norms.

Related: Postmenstrual age, Denver Developmental Screening Test
Denver Developmental Screening Test

A standardized screening tool comparing a child's personal-social, fine motor-adaptive, language, and gross motor skills with age norms; a failed or questionable screen prompts formal developmental assessment.

Related: Corrected age, Developmental quotient
Developmental quotient

A ratio of developmental age to chronological age multiplied by 100, derived from a developmental scale; scores well below 70 suggest significant delay and warrant etiologic evaluation.

Related: Denver Developmental Screening Test, Global developmental delay
Global developmental delay

Significant delay in two or more developmental domains in a child under 5 years, an operational label used before formal cognitive testing is feasible; it prompts metabolic, genetic, and neuroimaging evaluation.

Related: Developmental quotient, Fragile X syndrome
Fragile X syndrome

The most common inherited cause of intellectual disability, from CGG repeat expansion in FMR1 on the X chromosome; boys show delay, large ears, macroorchidism, and autism features, and carrier mothers risk premature ovarian failure.

Related: Global developmental delay, Genetic anticipation
Genetic anticipation

The tendency of certain repeat-expansion disorders to appear earlier and more severely in successive generations, as in fragile X syndrome, myotonic dystrophy, and Huntington disease; it affects genetic counseling of families.

Related: Fragile X syndrome, Karyotype
Karyotype

A laboratory display of an individual's chromosomes arranged by size and banding pattern, detecting aneuploidy, large deletions, duplications, and translocations; it does not resolve changes smaller than about 5–10 megabases.

Related: Chromosomal microarray, Genetic anticipation
Chromosomal microarray

A genome-wide test measuring copy-number gains and losses at kilobase resolution, first-line for developmental delay, autism, and multiple congenital anomalies; it detects pathogenic copy-number variants in roughly 10–15 percent of such children.

Related: Karyotype, Global developmental delay
Newborn screening

Population testing of dried blood spots shortly after birth for treatable congenital disorders such as congenital hypothyroidism, phenylketonuria, and hemoglobinopathies, aiming to start therapy before irreversible harm occurs.

Related: Phenylketonuria, Congenital hypothyroidism
Phenylketonuria

Autosomal recessive deficiency of phenylalanine hydroxylase causing phenylalanine accumulation and, if untreated, intellectual disability; detected by newborn screening and managed with a phenylalanine-restricted diet and tetrahydrobiopterin in responsive patients.

Related: Newborn screening, Medium-chain acyl-CoA dehydrogenase deficiency
Medium-chain acyl-CoA dehydrogenase deficiency

A fatty acid oxidation defect presenting in infancy with hypoketotic hypoglycemia and lethargy during fasting or illness; management is avoiding fasting, providing glucose during illness, and carnitine supplementation in selected cases.

Related: Phenylketonuria, Newborn screening
Congenital hypothyroidism

Thyroid hormone deficiency present at birth, most often from thyroid dysgenesis; newborn screening enables treatment within the first weeks, preventing the irreversible intellectual disability that untreated disease causes.

Related: Newborn screening, Thyroid function tests
Thyroid function tests

Measurement of thyroid-stimulating hormone and free thyroxine used to classify hypothyroidism and hyperthyroidism and to monitor replacement therapy; in neonates, interpretation must account for the postnatal TSH surge.

Related: Congenital hypothyroidism, Growth chart
Growth chart

A reference curve plotting weight, length, and head circumference against age, used to detect faltering growth, short stature, or microcephaly; condition-specific charts exist for preterm infants and for syndromes such as Down syndrome.

Related: Mid-parental height, Failure to thrive
Mid-parental height

A predicted adult height calculated from the parents' heights, adjusted by about 6.5 cm in the child's sex direction; comparing a child's projected height against this target helps distinguish familial from pathologic short stature.

Related: Growth chart, Growth hormone deficiency
Growth hormone deficiency

Insufficient pituitary growth hormone causing slow linear growth, often with hypoglycemia in neonates or a small penis; diagnosis requires stimulation testing, and treatment is recombinant growth hormone.

Related: Mid-parental height, Growth chart
Failure to thrive

Inadequate weight gain in infancy or early childhood, usually defined by falling across growth percentiles or weight below an expected range for age; causes span undernutrition, organic disease, and psychosocial adversity.

Related: Growth chart, Exclusive breastfeeding
Exclusive breastfeeding

Feeding an infant only breast milk, without water, formula, or solids, for about the first 6 months; it reduces gastrointestinal and respiratory infection and supports the recommendation of vitamin D supplementation.

Related: Failure to thrive, Vitamin D deficiency
Vitamin D deficiency

Insufficient vitamin D causing rickets in children, with bowing, rachitic rosary, and delayed closure of fontanelles; breastfed infants need supplementation, and treatment is oral vitamin D with calcium adequacy ensured.

Related: Exclusive breastfeeding, Growth chart
Kawasaki disease

A medium-vessel vasculitis of young children diagnosed by fever of at least 5 days plus conjunctivitis, mucosal change, rash, extremity change, and cervical lymphadenopathy; it threatens coronary artery aneurysms and is treated with intravenous immunoglobulin and aspirin.

Related: Intravenous immunoglobulin, Coronary artery aneurysm
Intravenous immunoglobulin

Pooled human antibody given for immune replacement, Kawasaki disease, and immune thrombocytopenia; it is contraindicated in IgA deficiency because of anaphylaxis risk and can interfere with live vaccine responses.

Related: Kawasaki disease, Immune thrombocytopenia
Coronary artery aneurysm

Abnormal dilation of a coronary artery, a feared complication of Kawasaki disease that can thrombose or rupture; risk is reduced by timely immunoglobulin, and echocardiographic surveillance continues for weeks to years.

Related: Kawasaki disease, Intravenous immunoglobulin
Group A streptococcal pharyngitis

Bacterial throat infection of school-age children with sudden sore throat, fever, and exudate but usually cough and coryza absent; confirmatory rapid antigen or culture testing guides penicillin treatment to prevent rheumatic fever.

Related: Acute rheumatic fever, Centor score
Acute rheumatic fever

An autoimmune reaction days to weeks after group A streptococcal pharyngitis, diagnosed by Jones criteria with carditis, arthritis, chorea, rash, or nodules; it can leave permanent valvular disease, prevented by prompt antibiotic treatment.

Related: Group A streptococcal pharyngitis, Infective endocarditis
Infective endocarditis

Infection of the endocardial surface or a prosthetic valve, presenting with persistent fever and a new murmur; blood cultures guide therapy, and antibiotic prophylaxis is reserved for high-risk cardiac lesions before defined procedures.

Related: Acute rheumatic fever, Intravenous immunoglobulin
Acute otitis media

Middle ear infection with bulging tympanic membrane, often after a viral upper respiratory infection; most cases in older children are observed, while young infants and severe cases receive antibiotics such as amoxicillin.

Related: Group A streptococcal pharyngitis, Exclusive breastfeeding
Bronchiolitis

Viral lower respiratory infection, usually respiratory syncytial virus, in infants under 2 years, with coryza, wheeze, and crackles; management is supportive, as bronchodilators and corticosteroids do not alter outcome.

Related: Continuous positive airway pressure, Palivizumab
Palivizumab

A monoclonal antibody given monthly during respiratory syncytial virus season to selected high-risk infants, such as those with prematurity or congenital heart disease, to reduce severe bronchiolitis hospitalization.

Related: Bronchiolitis, Intravenous immunoglobulin
Centor score

A clinical score assigning points for fever, absence of cough, tonsillar exudate, and tender anterior cervical nodes, used to estimate streptococcal pharyngitis probability and decide whether to test rather than treat empirically.

Related: Group A streptococcal pharyngitis, Acute otitis media
Immune thrombocytopenia

An acquired autoimmune disorder with isolated low platelets and mucocutaneous bleeding in an otherwise well child; most cases remit spontaneously, and treatment with steroids or immunoglobulin is reserved for significant bleeding.

Related: Intravenous immunoglobulin, Kawasaki disease
Lead time bias

Apparent survival gain produced by earlier diagnosis that does not actually postpone death; it can make a screening program look effective when the disease course is unchanged, so mortality rather than survival time is the fair outcome.

Related: Randomized controlled trial, Number needed to treat
Randomized controlled trial

An experiment assigning participants by chance to intervention or control, the design best able to control confounding and support causal claims; randomization, allocation concealment, and blinding limit bias.

Related: Lead time bias, Number needed to treat
Number needed to treat

The reciprocal of the absolute risk reduction, giving how many patients must be treated for one additional favorable outcome; it translates trial results into clinical effort and depends on baseline risk.

Related: Randomized controlled trial, Lead time bias
Informed consent

A patient's or guardian's voluntary agreement to a procedure after receiving information on nature, risks, benefits, and alternatives, with capacity to decide; in pediatrics, assent of the child is sought alongside parental permission.

Related: Best interests standard, Confidentiality in adolescent care
Best interests standard

The legal and ethical benchmark for decisions made on behalf of a child who cannot decide, weighing benefits and burdens to choose the option most protective of the child's welfare rather than the parents' preferences.

Related: Informed consent, Confidentiality in adolescent care
Confidentiality in adolescent care

The principle that competent adolescents may receive certain confidential services, such as sexual health or mental health care, with limits disclosed when safety is threatened; local law defines the exact scope.

Related: Informed consent, Best interests standard