What are the three types of conjunctivitis?

Causes & risk factors

There are three main types of conjunctivitis: allergic, infectious and chemical. The cause of conjunctivitis varies depending on the type.

What are the 2 types of conjunctivitis?

There are three main types of conjunctivitis: viral, bacterial, and allergic. However, conjunctivitis can also be caused by irritants, such as a foreign body in the eye, chemicals, or pollutants.

What is the most common type of conjunctivitis?

Viral conjunctivitis is the most common overall cause of infectious conjunctivitis and usually does not require treatment; the signs and symptoms at presentation are variable. Bacterial conjunctivitis is the second most common cause of infectious conjunctivitis, with most uncomplicated cases resolving in 1 to 2 weeks.

Are there 2 types of pink eye?

There are three main types of conjunctivitis: Viral conjunctivitis. Bacterial conjunctivitis. Allergic conjunctivitis.

Where is bulbar conjunctiva?

The bulbar conjunctiva covers the anterior part of the sclera (the white of the eye). It does not cover the cornea. The palpebral conjunctiva covers the inner surface of the upper and lower eyelids. The bulbar and palpebral conjunctiva are both continuous, making it impossible to lose a contact lens behind your eye.

What is serous conjunctivitis?

Disease Ontology : 11 A viral acute conjunctivitis that is characterized by conjunctival inflammation and serous discharge. MalaCards based summary : Serous Conjunctivitis Except Viral, is also known as serous conjunctivitis, except viral. Affiliated tissues include eye.

What is another name for conjunctivitis?

People often call conjunctivitis “pink eye” because it can cause the white of the eye to take on a pink or red color. Symptoms of pink eye can vary but typically include redness or swelling of the white of the eye.

What is palpebral conjunctiva?

Palpebral conjunctiva: The part of the conjunctiva, a clear membrane, that coats the inside of the eyelids. The palpebral conjunctiva is as opposed to the ocular (or bulbar) conjunctiva, the part of the conjunctiva that covers the outer surface of the eye.

What antibiotic treats conjunctivitis?

Chloramphenicol. Chloramphenicol is usually the first choice of antibiotic and comes in the form of eye drops. It’s available without a prescription from pharmacies to treat bacterial conjunctivitis.

What is the difference between viral and bacterial conjunctivitis?

There are several types of pink eye, including viral and bacterial: Viral pink eye is caused by viruses like adenovirus and herpes virus. It usually clears up without treatment in 7 to 14 days. Bacterial pink eye is caused by an infection with bacteria like Staphylococcus aureus or Streptococcus pneumonia.

How do you know the difference between bacterial and viral conjunctivitis?

Bacterial conjunctivitis normally causes a yellow or green sticky discharge. Viral conjunctivitis normally causes a watery discharge.

How can you tell the difference between viral and bacterial conjunctivitis?

The symptoms of viral conjunctivitis include redness of the eyes, a burning sensation, and a watery discharge. In contrast, bacterial conjunctivitis causes redness and soreness of the eyes coupled with pus formation in the eye, making it sticky.

What is the main cause of conjunctivitis?

Viral and bacterial conjunctivitis

Most cases of pink eye are typically caused by adenovirus but can also be caused by herpes simplex virus, varicella-zoster virus, and various other viruses, including the virus that causes coronavirus disease 2019 (COVID-19).

What is the best treatment for conjunctivitis?

Treating conjunctivitis

In severe cases, antibiotic eye drops can be used to clear the infection. Irritant conjunctivitis will clear up as soon as whatever is causing it is removed. Allergic conjunctivitis can usually be treated with anti-allergy medications such as antihistamines.

What is the best antibiotic for eye infection?

Patients with symptoms should be referred immediately to an ophthalmologist. Oral antibiotics such as azithromycin or doxycycline are effective treatments.

What is another name for conjunctivitis?

People often call conjunctivitis “pink eye” because it can cause the white of the eye to take on a pink or red color. Symptoms of pink eye can vary but typically include redness or swelling of the white of the eye.

What bacteria is conjunctivitis?

Acute bacterial conjunctivitis is primary due to Staphylococcus aureus, Streptococcus pneumoniae, and Haemophilus influenzae. Other pathogens responsible for acute disease are Pseudomonas aeruginosa, Moraxella lacunata, Streptococcus viridans, and Proteus mirabilis.