Immune and Lymphatic
Schistosoma haematobium, is a parasitic warm that lives in fresh water in subtropical and tropical regions and causes the infection schistosomiasis (also known as bilharzia). The parasite is most commonly found in Africa, South America, the Caribbean, and the Middle East. Schistosomiasis occurs from drinking the contaminated freshwater or from contact with contaminated freshwater from such activities as bathing, swimming, laundry, etc. Sexually mature schistosome parasitize human pelvic veins. In the clinical course there are three stages: acute, chronic, and stage of the exodus. In the first stage after the introduction of the cercaria, symptoms include general weakness, headache, which are accompanied with an allergic reaction. In the second stage there are characteristic chronic symptoms - terminal hematuria (the appearance of droplets of blood at the end of urination), accompanied by pain and dysuric manifestations. The last stage is the developed hydronephrosis or pyelonephritis, leading to anuria and uremia. Accompanied by many disorders in women (colpe, erosion, polyps of the cervix), and men (epididymitis, prostatitis, damage to seminal vesicles).