Certain conditions originating in the perinatal period

**Definition:** This chapter includes conditions that have their origin in the perinatal period even though death or morbidity occurs later.

**Exclusions:** - Congenital gonococcal infection - Certain infectious or parasitic diseases - acquired after birth - Gastroenteritis or colitis of infectious origin - Hereditary haemolytic anaemia - Transient hypogammaglobulinaemia of infancy - Certain congenital diseases of the nervous system - congenital cardiomyopathy - Paralytic ileus - Pemphigus neonatorum - Cradle cap - Congenital malformations, deformations and chromosomal abnormalities - Endocrine, nutritional or metabolic diseases - Injury, poisoning or certain other consequences of external causes - Neoplasms - Retinopathy of prematurity