
Giardiasis (Giardia lamblia) is a parasite responsible for a common form of infectious diarrhea. The parasite lives in two stages: trophozoites and cysts. People at risk for giardiasis are those that live in areas where there is inadequate sanitation or treatment of drinking water. Giardiasis also is a common cause of outbreaks of diarrhea in day-care centers. Symptoms and signs of giardiasis include abdominal pain, stomach cramping, bloating, nausea, and fatigue. Treatment for giardiasis is with antibiotic medication. Read more: Giardia Lamblia Article
Multimedia: Slideshows, Images & Quizzes
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Recognize These Common Eye Problems
Eye diseases can cause damage and blindness if not treated soon enough. Learn the warning signs and symptoms of common eye...
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Picture of Sty (Stye)
A sty (sometimes spelled stye) is a tender, painful red bump located at the base of an eyelash or inside the eyelid. See a...
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Picture of Blepharitis
Blepharitis is an inflammation of the eyelids and occurs in two forms, anterior (outside of the eyelid) and posterior (inner...
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Picture of Chalazion (Eyelid Cyst)
A chalazion is a tiny lump of the upper or lower eyelid caused by inflammation of a gland of the lid. See a picture of Chalazion...

QUESTION
The colored part of the eye that helps regulate the amount of light that enters is called the: See AnswerRelated Disease Conditions
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Cyst
Cysts are sac-like structures that may be filled with gas, liquid, or solid materials. Cysts may produce symptoms and signs depending on their location. Treatment of a cyst depends upon what caused the cyst in the first place.
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Sty (Stye)
A sty is a bump that forms on the eyelid as a result of a blocked gland. Styes may be caused by infections, burns, or trauma to the eyelid. Most styes resolve on their own. The application of warm compresses can speed healing. In some cases, steroid injection or incision and drainage may be necessary. Keeping the area clean and consuming a diet high in omega-3-fatty acids may help prevent the formation of styes.
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Blepharitis
Blepharitis is inflammation of the eyelids. Acne rosacea, staphylococcal bacteria, allergies, sensitivities to makeup or contact lens solutions, head lice, or other conditions may cause blepharitis. Symptoms and signs include itchy eyelids, burning sensation in the eyes, crusting of the eyelids, light sensitivity, red, swollen eyelids, loss of eyelashes, and dandruff of the lashes and eyebrows. Proper eyelid hygiene and a regular cleaning routine controls blepharitis.
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Sty Basics
Second Source article from WebMD
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Sty Symptoms
Second Source article from WebMD
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Sty Treatment
Second Source article from WebMD
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Sty Prevention
Second Source article from WebMD
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What Is the Fastest Way to Get Rid of a Chalazion?
Stye is painful inflammation and swelling on the eyelid with the accumulation of pus. It is an infection commonly caused by the bacterium, Staphylococcus. It is usually not possible to get rid of a chalazion completely overnight or “fast” because there are no shortcuts to the treatment. You can use warm compresses, gentle cleansers and painkillers to treat a chalazion or see your doctor for medical intervention or surgery.
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Is a Sty Contagious?
A sty is an infected eyelash hair follicle or meibomian gland. Staph causes most styes. Styes can be treated at home with warm compresses that usually facilitate the drainage of the infection.
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What Are the Types of Eye Care?
Many common eye disorders resolve without treatment and some may be managed with over-the-counter (OTC) products. It's important to visit a physician or ophthalmologist is the problem involves the eyeball itself or the condition hasn't improved after 72 hours of use of an OTC eye care product.
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