Population-scale genomic medicine with the Hong Kong Genome Project - Summary - MDSpire

Population-scale genomic medicine with the Hong Kong Genome Project

  • By

  • Dingge Ying

  • Ching-Lung Cheung

  • Chun-Kwan O

  • Wai Kei Jacky Lam

  • Shiu Lun Au Yeung

  • Chak Sing Lau

  • Ho Ming Luk

  • Christopher Kai Shun Leung

  • Desiree Man Sik Tse

  • James Si Chai Liu

  • Shirley Pik Ying Hue

  • Jamie Sui Lam Kwok

  • Denis Long Him Yeung

  • Christopher Brandon Preusch

  • Wei Ma

  • Wenshu Tang

  • Amy Hin Yan Tong

  • Lisa Wing Chi Au

  • Juliana Chung-Ngor Chan

  • Yap-Hang Chan

  • Shirley Sze Wing Cheng

  • Shuk Ching Chong

  • Cheuk Wing Fung

  • Stephanie Ho

  • Suhas Krishnamoorthy

  • Gabriel Matthew Leung

  • Philip Hei Li

  • Qing Li

  • Herbert Ho-Fung Loong

  • Rashid Nok Shun Lui

  • Shan Luo

  • Becky Mingyao Ma

  • Ronald Ching Wan Ma

  • Rong Na

  • Kathryn Choon Beng Tan

  • Sheila Suet-Na Wong

  • Su-Vui Lo

  • Annie Tsz Wai Chu

  • Brian Hon Yin Chung

  • May 15, 2026

  • 0 min

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Objective:

To establish a population-specific genomic resource for the Chinese population, enhancing the diagnosis and management of rare diseases and other conditions.

Key Findings:
  • Achieved a 24.8% diagnostic yield in the diagnostic cohort of 2,227 probands, indicating significant progress in rare disease diagnosis.
  • Higher diagnostic yields observed in non-singleton probands and those with more phenotype terms, suggesting the importance of family history.
  • Identified 572 unique pathogenic or likely pathogenic variants across 350 genes, contributing valuable data to genomic resources.
Interpretation:

The HKGP addresses the underrepresentation of Chinese populations in genomic research, significantly enhancing diagnostic capabilities and informing clinical practices for better health outcomes.

Limitations:
  • The study primarily focuses on a specific population, which may limit generalizability to other ethnic groups.
  • Potential biases in variant classification due to underrepresentation in international databases may affect diagnostic accuracy.
Conclusion:

The HKGP lays a foundation for integrating genomics into medical practice in Hong Kong, aiming to improve health outcomes through personalized medicine and addressing health disparities.

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