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The symptoms of scabies are due to an allergic reaction to the mites. [2] Often, only between 10 and 15 mites are involved in an infection. [2] Scabies most often spreads during a relatively long period of direct skin contact with an infected person (at least 10 minutes) such as that which may occur during sexual activity or living together.
The presence of the eggs produces a massive allergic response that, in turn, produces more itching. Individuals who already are sensitized from a prior infestation can develop symptoms within hours. Sarcoptes is a genus of skin parasites, and part of the larger family of mites collectively known as "scab mites".
The spots derive their name from the fact that they were once incorrectly believed to be caused by liver problems, but they are physiologically unrelated to the liver, save for a similar color. [6] From the age of 40, the skin is less able to regenerate from sun exposure, and liver spots are very common in this age group, particularly in those ...
The hallmark symptoms of scabies include a rash and intense itching that gets worse at night. Continuous scratching of the infected area can create sores that can become infected.
Senile pruritus is one of the most common conditions in the elderly or people over 65 years of age with an emerging itch that may be accompanied with changes in temperature and textural characteristics. [1] [2] [3] In the elderly, xerosis, is the most common cause for an itch due to the degradation of the skin barrier over time. [4]
Solar purpura (also known as "Actinic purpura," and "Senile purpura") is a skin condition characterized by large, sharply outlined, 1- to 5-cm, dark purplish-red ecchymoses appearing on the dorsa of the forearms and less often the hands. [1] The condition is most common in elderly people of European descent.
Lipedema was first identified in the United States, at the Mayo Clinic, in 1940. [ 32 ] [ 33 ] Most attribute the original identification of lipedema to E. A. Hines and L. E. Wold (1951). [ 32 ] Despite that, lipedema is barely known in the United States to physicians or to the patients who have the disease.
Purpura (/ ˈ p ɜːr p jʊər ə / [1]) is a condition of red or purple discolored spots on the skin that do not blanch on applying pressure. The spots are caused by bleeding underneath the skin secondary to platelet disorders, vascular disorders, coagulation disorders, or other causes. [2]