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Secondary polycythemia is an elevated absolute red blood cell mass caused by enhanced stimulation of red blood cell production by an otherwise normal erythroid lineage that may be congenital or acquired (congenital secondary polycythemia and acquired secondary polycythemia).
Biomarker and diagnostic research for secondary polycythemia has been reported in the published literature.
Estimated prevalence: Unknown (Unknown prevalence).
1 clinical trial registered. Interventions under study include other interventions. Research is primarily sponsored by academic and government institutions.
62 publications have been identified in PubMed for secondary polycythemia. Research spans Case Report / Case Series (42%), Epidemiology / Natural History (18%), and Review / Meta-Analysis (15%).
Research Type | Count | % of Total |
|---|---|---|
Patient case studies | 26 | 42% |
Data assembled from 4 of 12 sources · Last updated Oct 4, 2026, 2:30 AM UTC
European rare disease database
Genetic and Rare Diseases Info Center
Disease patterns and progression |
11 |
18% |
Research summaries | 9 | 15% |
Laboratory research | 7 | 11% |
Testing and diagnosis research | 6 | 10% |
Clinical study results | 3 | 5% |
Pherai MS (2026). [PMID: 41015169](https://pubmed.ncbi.nlm.nih.gov/41015169/). *The American journal of cardiology*. [Clinical Trial Publication]
Carvalho B (2026). [PMID: 41946040](https://pubmed.ncbi.nlm.nih.gov/41946040/). *Hum Immunol*. [Basic Science / Preclinical]
Nong X (2026). [PMID: 41520344](https://pubmed.ncbi.nlm.nih.gov/41520344/). *The American journal of case reports*. [Case Report / Case Series]
Sivakumar K (2026). [PMID: 39672937](https://pubmed.ncbi.nlm.nih.gov/39672937/). *Pediatric cardiology*. [Case Report / Case Series]
Khaksari MN (2026). [PMID: 41535608](https://pubmed.ncbi.nlm.nih.gov/41535608/). *Annals of hematology*. [Diagnostic / Biomarker]
Pezzoli F (2026). [PMID: 42167041](https://pubmed.ncbi.nlm.nih.gov/42167041/). *Blood Cells Mol Dis*. [Basic Science / Preclinical]
Repp ML (2026). [PMID: 41978276](https://pubmed.ncbi.nlm.nih.gov/41978276/). *Am J Case Rep*. [Review / Meta-Analysis]
Liang L (2026). [PMID: 41788783](https://pubmed.ncbi.nlm.nih.gov/41788783/). *Frontiers in endocrinology*. [Case Report / Case Series]
Ahmed AE (2026). [PMID: 41742990](https://pubmed.ncbi.nlm.nih.gov/41742990/). *Cureus*. [Case Report / Case Series]
Han JH (2026). [PMID: 41979638](https://pubmed.ncbi.nlm.nih.gov/41979638/). *Clin Lab*. [Epidemiology / Natural History]