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Zoology
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vignesh the cooler version of newton
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Joined: 16 Mar 2008
Posts: 1801
26 Jan 2009 09:07:05 IST
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i guess u mean lesion.... any tissue which shudnt be present at the place where it is found is termed as lesion.. even cancerous tissues are lesions.. they are usually termed either malignant or benign lesion (terms mean the same as they mean for cancer).. they are also classified on the basis of their location like skin lesion, stomach ulcer etc... actually, they are of many types and classification can be done on many basis....
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30 Jan 2009 15:06:02 IST
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|---|---|---|---|---|---|
| cysts | sacs of fluid or partly solid materials | ||||
| papules | pimples: smooth, elevated, solid areas | ||||
| pustules | pus-filled sacs (abscesses) | ||||
| vesicles | blisters of clear fluid. Bulla/bullae is a/are large | ||||
| wheals | slightly elevated inflamed areas (mosquito bite), or larger area: hives (allergies cause) | ||||
| macules | freckles or small FLAT moles: discolored, smooth, flat areas | ||||
| polyps | mushroom shaped growths on stalks extending from surface of the mucous membrane | ||||
| ulcers | open eroding sores | ||||
| fissures | slits or grooves in the skin | ||||
| Alopecia | baldness, may be hereditary or caused by disease, injury, or treatments like chemotherapy | ||||
| Vitligo/leukoderma | loss of pigmentation in patches of the skin, can be related to autoimmune conditions |











