There are a number of pathogens that can cause conjunctivitis; a few can cause both conjunctivitis and headache.

N. gonorrhoeae can also cause conjunctivitis, pharyngitis, proctitis or urethritis, prostatitis and orchitis.

Many different bacteria and viruses can cause conjunctivitis in the neonate.

In making their discovery, the scientists worked in the laboratory with adenoviruses, which can cause colds and conjunctivitis, or pink eye.

Another sexually transmitted disease, chlamydia, can cause conjunctivitis in adults and also in newborns when the disease is passed to the child from its mother.

Allergies or infections (viral or bacterial) can cause conjunctivitis, commonly called pinkeye.

It was shown that the organism could cause conjunctivitis in baboons and, after inoculation in the urethra, a urethritis as well.

This pocket is similar in most strains of rhinoviruses and enteroviruses, which can cause diarrhea, meningitis, conjunctivitis, and encephalitis.

Ophthalmologists and dermatologists say contaminated cosmetics can cause conjunctivitis, an eye inflammation, and herpes.