Overview of cervical cancer, cervical cancer is primary in the cervical cancer. The most common histological type of cervical epithelium from cervical squamous cell carcinoma type, followed by those from endocervical adenocarcinoma and the rare squamous adenocarcinoma, clear cell carcinoma. Cervical cancer is a common malignancy of women, but also one of the most common malignant tumor. Description in the ancient literature, like "colored vaginal discharge," "morbid," "bleeding", "Zhengjia" and other diseases.
Cervical Cancer Overview, cervical cancer is second only to breast cancer in women worldwide the second most common malignant tumor. More common in women in developing countries. It is estimated that the new 80's in the world of cervical cancer was 46.5 million newly issued share of women 15% of cancer cases, the death of 20 million or more. China is one of the countries of high incidence of cervical cancer. Since the 70's, along with the broad general survey of cervical cancer treatment carried out in some areas, its incidence is markedly reduced, but Nationwide, prevalence rate for the first home of gynecological malignancies, it is estimated the number of new cases per year was 13.5 million, accounting for the total number of worldwide incidence of 1 / 3 of cervical cancer patients are currently about 40 million. Number of deaths each year about 53,000, the mortality rate ranks second in cancer mortality of women, accounting for about 20%.
Cervical cancer risk factors and age, factors, cervical, chronic disease, cervical dysplasia, vaginitis and other non-specific and related to; possible risk factors and birth control pills and contraceptive methods, smoking , nutrition, spouse's penis cancer, the immune status and so on. The most common metastatic cervical lymph node metastasis pathway for the blood metastasis less. Can be limited to certain parts of the cervix early, with the progression of the disease gradually spread to the entire cervix, stromal depth, lymph vascular space invasion, and from top to bottom, and then spread to the lymphatic and blood vessels outside the cervix, to the up and down, left and right side of the infiltration. Spread along the cervical canal up to the Palace or the Palace along the adjacent connective tissue paraneoplastic cervical lymphatic and vascular invasion within the uterus and the lymphatic system accessories; downward into the vaginal epithelium and stroma, may be up to the vagina, mouth, genital involvement and rare; adjacent to both sides of invasive cervical cancer, through the side of the lymphatic tissue and the rich vascular network and spread to distant organs outside the pelvis.
Overview of cervical cancer, early diagnosis of this disease if timely and reasonable treatment, the prognosis is relatively good, China Shanghai, Beijing and Guangzhou, surgical treatment of cervical cancer patients reported 5-year survival rate, I Phase, II of more than 90%; 10-year survival rate close to 90%. However, , IV 5-year survival of patients with low, of about 30%, IV of less than 10%. The overall 5 year survival rate was 50%.