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thymoma type A - Clinical Profile, Genes & Research | Kisho | Kisho

Rare Disease

thymoma type A

MONDO:0002588

Also known as:medullary thymomaprimary thymic epithelial neoplasm type Aprimary thymic epithelial tumor type A

Overview

A thymic epithelial neoplasm characterized by the presence of spindle and/or oval neoplastic epithelial cells. Lymphocytic infiltration is minimal or absent. It may be associated with myasthenia gravis or pure red cell aplasia. The majority of cases occur in the anterior mediastinum as Masaoka stage I tumors. Approximately 20% of the cases occur as stage II or stage III tumors. Type A thymoma generally behaves as a benign tumor and the overall survival is reported to be 100% at 5 and 10 years.

Prognosis

Estimated prevalence: Unknown (Unknown prevalence).

Research Landscape

Sourced from ClinicalTrials.gov and PubMed. Publication types are classified using NLM-curated article metadata; research type breakdowns reflect the nature of published work for this disease.

No clinical trials have been registered for thymoma type A.

14 publications have been identified in PubMed for thymoma type A. Research spans Case Report / Case Series (36%), Basic Science / Preclinical (36%), and Review / Meta-Analysis (14%).

Research Type	Count	% of Total
Patient case studies	5	36%

Data assembled from 3 of 12 sources · Last updated Sep 18, 2026, 4:22 PM UTC

MONDOHPOClinicalTrials.govFDAPubMedHGNCClinVarClinGenGeneReviewsOrphanetOMIMRUSP

Medical References

External Resources

Orphanet

European rare disease database

Orphanet:263310

GARD

Genetic and Rare Diseases Info Center

GARD:20892

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thymoma type A

Overview

Prognosis

Research Landscape

Medical References

External Resources

Orphanet

GARD

Related Diseases

Questions for Your Care Team

Questions for Your Care Team

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