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Chromogenic In Situ Hybridization as a Tool for HPV-Related Head and Neck Cancer Diagnosis

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Screening technologies for cervical cancer: Overview.

Dipanwita Banerjee¹, Srabani Mittal², Ranajit Mandal¹

¹Department of Gynaecological Oncology, Chittaranjan National Cancer Institute, Kolkata, West Bengal, India.

|May 5, 2022

Summary

This summary is machine-generated.

Cervical cancer screening in low-resource nations is shifting from Papanicolaou (PAP) tests to visual inspection with acetic acid (VIA) and human papillomavirus (HPV) DNA testing. These methods are crucial for effective cervical cancer prevention and control in developing countries.

Keywords:

Cervical pre cancers HPV DNA in cervix cancer HPV in cervical screening PAP VIA

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Area of Science:

Oncology
Public Health
Gynecology

Background:

Papanicolaou (PAP) smear tests have significantly reduced cervical cancer in developed nations since 1941.
Implementation challenges like resource limitations hinder PAP test-based screening in low and middle-income countries (LMICs).
A paradigm shift towards non-cytological methods like VIA and HPV DNA testing is occurring in LMICs.

Purpose of the Study:

To evaluate the utility of VIA and HPV DNA testing for cervical cancer screening in developing countries.
To inform comprehensive cervical cancer control strategies for LMICs based on recent WHO recommendations.
To emphasize the importance of high screening coverage and appropriate management of screen-positive cases.

Main Methods:

Review of research on VIA and HPV testing utility in developing countries over the past two decades.
Evaluation of evidence by the World Health Organization (WHO).
Consideration of WHO recommendations for cervical cancer control strategies in LMICs.

Main Results:

Research has established the utility of VIA and HPV tests in developing countries.
High screening coverage (>70%) is a key determinant of successful screening programs.
Appropriate investigation and treatment of screen-positive women are essential for disease control.

Conclusions:

VIA and HPV testing are effective alternatives to PAP tests in resource-limited settings.
HPV testing is recommended by the WHO for cervical cancer screening, especially with increasing HPV vaccination.
Successful cervical cancer control requires high screening coverage and timely management of pre-cancerous lesions and cancer.