"Figure 3.19: Acute, purulent, bacterial conjunctivitis causes swelling and redness in the conjunctiva, the membrane lining the whites of the eyes and the inner eyelids. (c) “Tanalai. CC BY 3.0. https://commons.wikimedia.org/wiki/File:Swollen_eye_with_conjunctivitis.jpg Figure 3.20: A newborn suffering from gonococcal ophthalmia neonatorum. Centers for Disease Control and Prevention. Public domain. Figure 3.21: If trachoma is not treated early with antibiotics, scarring on the eyelid can lead to trichiasis, a condition in which the eyelashes turn inward. Left: (c) Rice University. OpenStax Microbiology. CC BY 4.0. https://openstax.org/details/books/microbiology. Right: Modification of work (c) Otis Historical Archives National Museum of Health & Medicine. CC BY 2.0. https://commons.wikimedia.org/wiki/File:Entropion_and_trichiasis_secondary_to_trachoma_A44-652-11.jpg"