Medical Conditions | Uncategorized

yellow fever

Viral infection prevalent in Central and South America and Africa, which occurs in Western Europe in travellers from these areas. The virus multiplies in the Aedes mosquito, and for the rest of its life span the insect can transmit the virus to man. There are two kinds of yellow fever, the urban variety, in which…

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Weil’s disease (leptospirosis)

Disease caused by the bacterium Leptospira icterohaemorrhagiae, which usually infects rodents living in the wild. This disease occurs the world over. The animals, mainly brown rats, excrete the bacterium along with their urine. The bacteria survive better in fresh water and the chances of humans becoming infected are greatest in a damp area where there…

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welder’s eye

Acute inflammation of the cornea as a result of exposure of the eye to ultraviolet radiation, as from arc welding and UV lamps; a form of ophthalmia. It causes damage to the cornea which becomes evident 6 to 12 hours after exposure to the UV light. The eye can also be exposed to excessive quantities…

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Whitlow

Inflammation of the subcutaneous tissue of the fingers which has spread to the bone of the phalanx. The condition is caused by bacteria (usually in association with an inadequately disinfected cut) which establish themselves in the marrow of the phalanx bones. The symptoms are pain in the affected finger and sometimes slight fever, and a…

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Vertebral disc disorders

Conditions relating to the elastic discs of cartilage between the spinal vertebrae. The spinal column derives its flexilibity from these discs. These disorders are frequently accompanied by vertebral conditions. They usually lead to a restriction in the mobility of the spinal column and are often combined with pain. The best-known vertebral disc condition is dorsal…

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Worms

Millions of people are infested by parasitic worms, although in Europe parasitic infestations are mainly introduced by tourists and foreign employees. There are three major groups of worms: roundworms, flukes and tapeworms. Males and females occur only in round worms; the other worms are hermaphroditic, having both male and female sex organs. The part of…

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Vertigo

Collective name for a number of sensations of movement, dizziness or a feeling of lightheadedness. The sensation can be of spinning or falling away, and is caused by disorders of the inner ear, of the eighth cranial nerve (which carries stimuli from the auditory organs and the organs of balance), the brain stem or the…