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Systemic scleroderma, or systemic sclerosis, is an autoimmune rheumatic disease characterised by excessive production and accumulation of collagen, called fibrosis, in the skin and internal organs and by injuries to small arteries. There are two major subgroups of systemic sclerosis based on the extent of skin involvement: limited and diffuse ...
Lichen sclerosus, an inflammatory skin disease that most often affects the vulva and the penis. Multiple sclerosis, or focal sclerosis, [2] is a central nervous system disease which affects coordination. Osteosclerosis, a condition where the bone density is significantly increased, resulting in decreased lucency on radiographs.
Inflammatory demyelinating diseases (IDDs), sometimes called Idiopathic (IIDDs) due to the unknown etiology of some of them, are a heterogenous group of demyelinating diseases - conditions that cause damage to myelin, the protective sheath of nerve fibers - that occur against the background of an acute or chronic inflammatory process.
This could indicate that some number of lesions exist, below which the brain is capable of repairing itself without producing noticeable consequences. [1] Another process involved in the creation of lesions is an abnormal increase in the number of astrocytes due to the destruction of nearby neurons. [1] A number of lesion patterns have been ...
Ablation (Latin: ablatio – removal) is the removal or destruction of something from an object by vaporization, chipping, erosive processes, or by other means. Examples of ablative materials are described below, including spacecraft material for ascent and atmospheric reentry , ice and snow in glaciology , biological tissues in medicine and ...
Designated for motivated students with a command of standard English, an interest in exploring and analyzing challenging classical and contemporary literature, and a desire to analyze and interpret dominant literary genres and themes, it is often offered to high school seniors and the other AP English course, AP English Language and Composition, to juniors.
Olson argues that the number of interests groups within a society has a sclerotic effect on economic growth. [1] It seeks to explain economic growth and performance of societies across different countries by focusing on the role of institutions - specifically interest groups .
Squamous-cell carcinoma of the skin is generally distinguishable by for example relatively more cytoplasm, horn cyst formation and absence of palisading and cleft formations. Yet, a high prevalence means a relatively high incidence of borderline cases, such as basal-cell carcinoma with squamous cell metaplasia (H&E stain at left in image).