Synonym: conjunctivitis of the newborn, neonatal conjunctivitis
Ophthalmia neonatorum (ON) refers to any conjunctivitis occurring in the first 28 days of life. Originally, the term neonatal ophthalmia referred to conjunctivitis in the newborn caused by Neisseria gonorrhoeae, but now the term is used for any conjunctivitis in this age group, irrespective of cause.
This is a companion discussion topic for the original article at https://patient.info/doctor/ophthalmia-neonatorum