Proportion of Anal and Penile Squamous Cell Carcinoma Linked to HPV: A Study Conducted in Specialized Hospitals in Sri Lanka - Report - DentalSpire

Proportion of Anal and Penile Squamous Cell Carcinoma Linked to HPV: A Study Conducted in Specialized Hospitals in Sri Lanka

  • By

  • W. D. J. K. Amarasena

  • Sampatha Goonewardena

  • K. D. B. M. Wijeratne

  • Vajirapani De Silva

  • Deepa Gamage

  • December 27, 2025

  • 0 min

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Clinical Report: Proportion of Anal and Penile Squamous Cell Carcinoma Linked to HPV

Overview

This study investigates the proportion of anal and penile squamous cell carcinoma (SCC) attributable to human papillomavirus (HPV) in Sri Lanka. Findings indicate that 87.5% of anal SCC and 33.3% of penile SCC cases are linked to HPV, emphasizing the need for targeted vaccination strategies.

Background

HPV is a significant contributor to the development of anal and penile cancers, with a notable prevalence among high-risk populations such as men who have sex with men (MSM). The rising incidence of these cancers in Sri Lanka underscores the urgent need for effective preventive measures, including HPV vaccination. Understanding the etiological role of HPV in these cancers can inform public health policies and clinical practices.

Data Highlights

Cancer TypeHPV Attributable Percentage
Anal SCC87.5%
Penile SCC33.3%

Key Findings

  • HPV is linked to 87.5% of anal SCC cases in Sri Lanka.
  • 33.3% of penile SCC cases are attributable to HPV.
  • HPV infection is a significant risk factor for anogenital cancers, particularly among MSM.
  • The study highlights the need for extending HPV vaccination to high-risk males.
  • Persistent HR HPV infection is crucial in the development of malignant lesions.

Clinical Implications

Healthcare providers should prioritize HPV vaccination for high-risk populations, particularly MSM, to reduce the incidence of anal and penile cancers. Early detection and treatment strategies should be implemented to manage HPV-related malignancies effectively.

Conclusion

The high proportion of anal and penile SCC cases linked to HPV in Sri Lanka necessitates urgent public health interventions, including vaccination programs targeting high-risk groups.

References

  1. ASCO Post, 2019 -- Incidence of Squamous Cell Carcinoma of the Anus Has ‘Increased Dramatically’ in Older Women and Young Black Men
  2. Techniques in Coloproctology, 2023 -- Guidelines for Clinical Practice in Screening Precancerous Anal Lesions Associated with Human Papillomavirus in France
  3. Journal of Gastroenterology, 2022 -- A Comprehensive Genomic Analysis of Rectal Squamous Cell Carcinoma
  4. Global burden of HPV-attributable squamous cell carcinoma of the anus in 2020, according to sex and HIV status: a worldwide analysis - PMC
  5. HPV Vaccine Recommendations | HPV | CDC
  6. Infection — Challenges and limitations of anal cancer and precancer screening among people with HIV in a real-world setting
  7. Global burden of HPV-attributable squamous cell carcinoma of the anus in 2020, according to sex and HIV status: a worldwide analysis - PMC
  8. HPV Vaccine Recommendations | HPV | CDC
  9. Treatment of Anal High-Grade Squamous Intraepithelial Lesions to Prevent Anal Cancer - PMC

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