How can I prevent cervical cancer precursors?

Question

Hello doctor,

Could you give a detailed explanation of the risk factors, indicators of advancement, and preventative steps for the precancerous diseases that lead to cervical cancer?

In addition, I would like to know how effective photodynamic therapy is in treating these precancerous lesions. How can PDT target these lesions at the cellular level, and what clinical data, in contrast to conventional treatments such as cryotherapy or the loop electrosurgical excision process, support its efficacy?

Please advise.

Answer 1

Hello,

Welcome to icliniq.com.

I understand your concern.

Cervical cancer precursors, primarily caused by persistent infection with high-risk human papillomavirus (HPV) types, are categorized into two main types:

Cervical intraepithelial neoplasia (CIN).
Adenocarcinoma in situ (AIS).

Risk factors for cervical cancer precursors can be:

HPV Infection.
Smoking.
Immunosuppression (individuals with weakened immune systems, such as those with HIV (human immunodeficiency virus) or AIDS (acquired immunodeficiency syndrome), or those undergoing immunosuppressive therapy, are at higher risk of developing cervical precancerous lesions).
Early sexual activity.
Multiple sexual partners.

Cervical precancerous lesions typically progress slowly over time, and many cases regress spontaneously without intervention. However, certain indicators may suggest progression to invasive cancer, such as:

High-grade dysplasia (CIN 2/3).
The persistence of HPV infection.
Cervical biopsy findings (biopsy results showing severe dysplasia or carcinoma in situ indicate a more advanced stage of precancerous changes).

Preventative steps are:

HPV vaccination.
Regular Pap smears.
Safe sexual practices.
Smoking cessation.

All these steps can be executed with the patient's healthcare provider.

I hope this helps you.

Thank you.