The test determines the susceptibility of a microbial species against different antibiotic agents. The introduction of various antimicrobials for treating variety of infections showed the necessity of performing antimicrobial susceptibility testing as a routine procedure in all microbiology laboratories.
Inflammation of the surface of the eye (conjunctivitis) and inflammation of the eyelids (blepharitis) are common causes of swollen eyes. Other common causes include crying, lack of sleep, or excessive rubbing of the eyes. Wearing contact lenses can also result in eye swelling. Depending on the cause, swelling may occur in one or both eyes, and it may be accompanied by redness, pain, itching, excessive tear production, or other types of discharge from the affected eyes.
More serious causes of eye redness include infections. Infections can occur in different structures of the eye and typically produce additional symptoms such as pain, discharge, or changes in your vision. Infections that can cause eye redness include: 1  inflammation of the follicles of the eyelashes (blepharitis).he most common causes of eye redness happen when the vessels on the surface of the eye become inflamed. Various irritants can cause this to occur including: 1  dry air. 2  exposure to the sun. 3  dust. 4  allergic reactions.