Which eye infection is associated with a presentation 5-14 days after birth?

The eye infection that is typically associated with a presentation of symptoms occurring 5-14 days after birth is linked to Chlamydia. This condition is often referred to as chlamydial conjunctivitis or inclusion conjunctivitis in neonates. It can develop when the infant is exposed to Chlamydia trachomatis during delivery, particularly in cases where the mother has an active chlamydial infection at the time of birth.

The onset of symptoms usually occurs within this 5-14 day window post-delivery, which distinguishes it from other forms of conjunctivitis, such as those caused by gonorrhea. Gonococcal conjunctivitis tends to present much earlier, often within the first week of life, typically around 2-5 days after birth, which can lead to a more acute and severe presentation.

Streptococcus and E. coli can also cause eye infections, but they are not primarily associated with this specific timeline after birth. Understanding the incubation period and the causative agents of neonatal conjunctivitis is essential for effective diagnosis and management. Chlamydia's characteristic timeline underscores the importance of prenatal screening and treatment for maternal infections to prevent such complications in newborns.