Ocular bacterial infections caused by susceptible bacteria

Types of Ocular Bacterial Infections

Ocular bacterial infections, also known as bacterial keratitis, are caused by various types of bacteria. These infections can range in severity from mild, requiring no treatment, to severe, and requiring prompt medical attention. The main types of ocular bacterial infections caused by susceptible bacteria include:

  • Fungal Keratitis: This type of infection is caused by species of the fungus Fusarium, as well as other species of fungi. Symptoms of fungal keratitis include redness, swelling, corneal ulceration, and decreased vision.
  • Acanthamoeba Keratitis: Acanthamoeba is a microscopic, single-celled parasite that can cause ulcers and other serious eye conditions if it enters the cornea. The most common symptom of this infection is foreign-body sensation and pain.
  • Viral Keratitis: This infection is caused by various types of viruses, such as herpes simplex virus and vaccinia virus. Symptoms may include severe pain, redness, blurred vision, and the feeling of having a foreign object in the eye.
  • Corneal Ulcers: This type of ocular bacterial infection is caused by several different bacterial species. The most common symptom of a corneal ulcer is a pale, hazy area on the cornea. Other symptoms include severe pain, redness, and excessive tearing.

The first step in diagnosing and treating any ocular bacterial infection is to visit an eye specialist. The doctor will conduct a comprehensive eye exam to determine which type of bacteria is causing the infection. Depending on the type of bacterial infection, treatment may involve prescription antibiotics, antiviral drugs, or antifungal medications.

It's important to take steps to prevent ocular bacterial infections. Always wear protective eyewear when playing sports or doing activities that could cause an eye injury. If you have contact lenses, make sure to practice good hygiene to avoid infections. Always wash and dry your hands before handling your lenses, and never wear lenses longer than recommended.