Can Genomics Solve Rare Diseases? - Summary - MDSpire

Can Genomics Solve Rare Diseases?

Experts discuss why half of rare disease cases remain unsolved and how advanced genomics could improve diagnostic yield

  • March 24, 2026

  • 10 min

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Objective:

To explore the challenges and advancements in the diagnosis of rare diseases through genomics, emphasizing the critical role of genomic technologies in overcoming these challenges.

Key Findings:
  • Up to half of rare disease cases remain unsolved with traditional diagnostic approaches.
  • Short-read whole genome sequencing (WGS) struggles with complex structural variants.
  • Multidisciplinary teams enhance diagnostic efficiency and accuracy.
  • Sample quality and detailed phenotyping significantly affect diagnostic outcomes.
  • Long-read sequencing offers improved detection of disease-causing variants.
Interpretation:

Advancements in genomics, particularly through NGS and long-read sequencing, are essential for improving the diagnosis of rare diseases, but challenges remain in detection and interpretation, necessitating ongoing research and collaboration.

Limitations:
  • Current technologies may miss complex genetic variants, impacting patient diagnosis.
  • Inconsistent sample quality can hinder diagnostic accuracy, leading to misdiagnosis.
  • Incomplete clinical information can lead to misclassification of variants, complicating treatment decisions.
Conclusion:

While genomics holds promise for solving rare diseases, a comprehensive approach involving improved testing methods and collaboration among healthcare professionals is necessary to enhance diagnostic success and patient outcomes.

Original Source(s)

Can Genomics Solve Rare Diseases?

  • March 24, 2026

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