Prevence karcinomu hrdla děložního

• Main Author: Kafková, Simona
• Other Authors: Šafář, Petr
• Format: Dissertation
• Language: Czech
• Published: 2009
• Online Access: http://www.nusl.cz/ntk/nusl-273047

Cervical cancer is a disease characterized by an abnormal growth of cells in the uterine cervix. It is caused by an infection with a range of high risk oncogenic human papillomavirus (HPV) and it is now accepted that more that 99 % of the cervical cancer is initiated by the HPV infection. HPV is the most common sexually transmitted viral disease. Most of the HPV infections are only temporary and human organism can destroy the infection with its own immune response. A persistent infection can lead to the malign transformation and an uncontrolled cell proliferation. There are more than 10 years between an epithelial infection and cervical cancer. Prevention of cervical cancer includes an HPV protection, an early diagnosis and a treatment. In spite of the fact that there has been enormous progress in the area of the cervical cancer prevention when vaccination against the most common HPV types was discovered, an early precancerous diagnosis through the use of the full-area screening still remains an essential precaution. The screening still needs to be provided not only to unvaccinated women but also to the immunized ones because current vaccines protect only against 80% of the oncogenic HPV types. Because of the prolonged absence of clinical symptoms in precancerous stages, the cytodiagnosis is the only method...