Pink eye can result from various causes, including: Viruses Bacteria Allergies Irritants Typical symptoms of conjunctivitis include: Redness in the eye Itching or burning sensation Watery, mucus-like, or pus-like discharge Swelling of the conjunctiva or eyelids Sensitivity to light While these symptoms are hallmark indicators of Pink eye conjunctivitis, they also overlap with other eye conditions, leading to misdiagnosis.