| P80 | Hypothermia of newborn |
| P80.0 | Cold injury syndrome |
| P80.8 | Other hypothermia of newborn |
| P80.9 | Hypothermia of newborn, unspecified |
| P81 | Other disturbances of temperature regulation of newborn |
| P81.0 | Environmental hyperthermia of newborn |
| P81.8 | Other specified disturbances of temperature regulation of newborn |
| P81.9 | Disturbance of temperature regulation of newborn, unspecified |
| P83 | Other conditions of integument specific to newborn |
| P83.0 | Sclerema neonatorum |
| P83.1 | Neonatal erythema toxicum |
| P83.2 | Hydrops fetalis not due to hemolytic disease |
| P83.3 | Other and unspecified edema specific to newborn |
| P83.30 | Unspecified edema specific to newborn |
| P83.39 | Other edema specific to newborn |
| P83.4 | Breast engorgement of newborn |
| P83.5 | Congenital hydrocele |
| P83.6 | Umbilical polyp of newborn |
| P83.8 | Other specified conditions of integument specific to newborn |
| P83.9 | Condition of the integument specific to newborn, unspecified |