- Pediatric Cardiology: Focuses on congenital and acquired heart conditions in children. - Pediatric Endocrinology: Deals with hormonal and metabolic disorders. - Pediatric Oncology: Specializes in the diagnosis and treatment of cancers in children. - Pediatric Neurology: Centers on neurological disorders such as epilepsy and cerebral palsy. - Neonatology: Focuses on the care of newborns, particularly premature or ill infants.