Scabies

Scabies. Description, symptoms, prevention and treatment of scabies

Scabies (lat. Scabiei) - a contagious skin disease caused by a microscopic parasite - scabies or itch mites (lat. Sarcoptes scabiei var. Hominis).
The name comes from the other pathogen. -grech. σάρξ (meat and flesh), κόπτειν (to chew, tear, cut) and the Latin. scabere (comb).
Characteristic features of the disease are itching and rash papulovezikuleznaya, often with the addition of secondary pustular elements as a result of infection by scratching. The word "scabies" is the same root with the verb.

History of the study of the diseaseThe first descriptions of scabies made more than 2500 years ago. Scabies is described in the Old Testament and in the writings of Aristotle. In ancient Greece, mange refers to a group of skin diseases combined term "psora". In ancient Rome, scabies called "scabies" is the name survived to this day. In medieval treatises speculated about the parasitic nature of scabies.Credible evidence of the role of scabies mites in the development of the disease appear only after the creation of an optical microscope. In 1687, the Italian physician Giovanni Cosimo Bonomo and pharmacist Dyachinto Cheston first described the link between scabies and typical skin symptoms that develop after infection. It was the first time they have found that the disease can be caused by microscopic organisms.Full and accurate description of the etiology and pathogenesis gave in 1844 a German dermatologist Ferdinand Hebra. This manual was in 1876 translated into Russian Polotebnevym AG.

Angina

Angina (from the Latin. Ango - squeeze, soul), an acute infectious disease with a primary lesion of the tonsils. The causative agent - usually strep. Angina is one of the most common diseases, especially in childhood and young age. Occurrence of angina contributes to cooling of the body, the presence of chronic inflammation of the tonsils (tonsillitis).

Catarrhal angina (most light) begins with a small swelling of the tonsils; mucous membrane of the throat becomes red; It feels dry throat, then there is pain when swallowing. Temperature adults normally rises slightly, the children can be increased to 40 ° C. The disease continues to 3-5 days. When lacunar angina existence more pronounced. The temperature increases rapidly, there is a sore throat, fatigue, headache. In the recesses of the tonsils (the gaps) formed purulent plugs protruding on the surface of the tonsils. Follicular angina usually begins sudden fever, raising the temperature to 39-40 ° C, a sharp pain in my throat. Soon there aching limbs and back pain, headache, general feeling of weakness. On the reddened swollen tonsils and a large number of round yellowish dots - festering small almond slices (follicles). Under unfavorable conditions (low body resistance, the severity of infection) can pass in angina quinsy - purulent inflammation of the tissues surrounding the amygdala, and the formation of an abscess. The temperature rises to 39-40 ° C, there is a fever, weakness; sore throat (usually on one side) increases rapidly, sharply increases with swallowing, opening the mouth, which often causes the patient to refuse admission are poor and drinking. At quinsy often need surgery. When angina may experience complications - diseases of the joints, kidneys, heart.