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Peds Ch 3
Test 1
| Term | Definition |
|---|---|
| Ages and stages | include primary development domains: physical, intellectual, language, and social emotional. Questionnaire asks parents about developmental skills common in children 1 month to 5.5 yo. |
| congenital anomalies | birth defects. classified as deformations, disruptions, dysplasias, or malformations. |
| deformations | often caused by extrinsic mechanical forces on normally developing tissue. Ex: club foot caused by uterine constraint. |
| disruption | result from the breakdown of previously normal tissue. Ex: congenital amputations caused by amniotic bands. |
| dysplasias | result from abnormal organization of cells into a particular tissue type. Ex: abnormalities of teeth, hair, or nails. |
| malformations | are abnormal formations of organs or body parts resulting from an abnormal developmental process. Most occur before 12 weeks of gestation. Ex: cleft lip. |
| syndrome | recognized pattern of anomalies resulting from a single specific cause. |
| association | a nonrandom pattern of malformations for which a cause has not been determined. |
| sequence | when a single anomaly leads to a cascade of additional anomalies. |
| teratogens | agents that cause birth defects when present in the prenatal environment, such as drugs, chemicals, infectious agents, physical agents, and metabolic agents. |