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anal cancer is an uncommon malignancy, accounting for only a small percentage (2-4%) of the lower gastrointestinal tract cancers. Clinical trials have shown the role of chemotherapy, radiation therapy and surgery in treating this disease.
Chronic diseases affecting the ano-perineal district, such as fistulas, hemorrhoids and fissures, can be considered as predisposing factors to the onset of this malignancy, the risk of this cancer increases in patients with previous venereal diseases, including conditomi. In women, the presence in the neck dlell'utero increases the risk of disease from 3 to 6 times. On his debut, cancer of the anus can be misunderstood, as the symptomatic results to be similar to the most common non-cancerous disease.
itching, burning and foreign body presence are the symptoms most frequently accused. Subsequently, the volume will increase the importance of palpation by the patient, who, owing to the itching, it often results in injury treatment, ulceration with bleeding, the overlap of septic phenomena appear purulent exudation.
Belatedly, in the later stages, due to the interest of the surrounding structures, appear perianal pain, hematuria, impotence in men, metrorrhagia and vaginitis in women.