Asthma DefinitionAsthma is a chronic (long lasting), which is characterized by shortness of breath with wheezing sound, where the severity of each person is different. At the time of the attack, which occurred is the narrowing of the airway resulting from bronchial contraction, which causes air to be difficult to get out and into the lungs. The cause of asthma is not fully understood. However,
[Extracted from the webpage of www.healthscout.com] A pterygium is a fleshy growth that invades the cornea (the clear front window of the eye). It is an abnormal process in which the conjunctiva (a membrane that covers the white of the eye) grows into the cornea. A pinguecula is a yellowish patch or bump on the white of the eye, most often on the side closest to the nose. It is not a tumor but an alteration of normal tissue resulting in a deposit of protein and fat. Unlike a pterygium, a pinguecula does not actually grow onto the cornea. A pinguecula may also be a response to chronic eye irritation or sunlight. Although pterygium and pinguecula sound like mysterious, arcane diseases, they are actually quite common, usually benign eye conditions. These lesions appear as a whitish-yellowish bump or fleshy "growth" on the exposed conjunctiva. If the bump appears only on the white part of the eye, it is called a pinguecula. If it appears to "grow" onto t...
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