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[Progress in multiomics research on high altitude polycythemia].

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Summary

Chronic mountain sickness (CMS) and high altitude polycythemia (HAPC) involve genetic factors like EPAS1 and SENP1. Recent omics research advances understanding of HAPC pathogenesis and emphasizes genetic testing for diagnosis.

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Area of Science:

Genetics and Molecular Biology
Altitude Medicine
Hematology

Background:

Chronic mountain sickness (CMS), or Monge syndrome, affects individuals above 2,500 meters.
High altitude polycythemia (HAPC) is a subtype of CMS.
EPAS1 and EGNL1 are key high-altitude adaptation genes in Tibetans.

Purpose of the Study:

To review recent advancements in understanding the pathogenesis of HAPC.
To highlight the role of omics technologies and genetic testing in HAPC diagnosis.
To discuss hematopoietic regulation and diagnostic criteria for CMS and HAPC.

Main Methods:

Review of current literature on HAPC pathogenesis.
Analysis of omics techniques (metabolomics, proteomics) in HAPC research.
Evaluation of genetic factors (EPAS1, EGNL1, SENP1) and the HIF-PHD-VHL system.

Main Results:

The HIF-PHD-VHL system and SENP1 protease are crucial in HAPC pathogenesis.
Omics technologies provide new insights into HAPC pathophysiology.
Current CMS diagnostic criteria have limitations, especially for excessive erythrocytosis.

Conclusions:

Genetic testing is vital for diagnosing excessive erythrocytosis, differentiating HAPC from other polycythemias.
Advances in omics and understanding hematopoietic regulation improve HAPC pathogenesis insights.
Further research is needed to refine diagnostic and therapeutic strategies for HAPC.