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Pseudoxanthomatous diffuse cutaneous mastocytosis (PDCM) is a rare form of diffuse cutaneous mastocytosis (DCM) characterized by yellow-orange infiltrated and xanthogranuloma-like lesions with only limited blistering.
Estimated prevalence: <1 in 1,000,000 (VERY_RARE).
No clinical trials have been registered for pseudoxanthomatous diffuse cutaneous mastocytosis.
2 publications have been identified in PubMed for pseudoxanthomatous diffuse cutaneous mastocytosis. Research spans Other (50%) and Review / Meta-Analysis (50%).
Madigan LM (2025). [PMID: 40392511](https://pubmed.ncbi.nlm.nih.gov/40392511/). *Am J Clin Dermatol*. [Review / Meta-Analysis]
Lima-Galindo AA (2025). [PMID: 40117608](https://pubmed.ncbi.nlm.nih.gov/40117608/). *Dermatol Pract Concept*. [Other]
Data assembled from 3 of 12 sources · Last updated Sep 19, 2026, 6:54 PM UTC
European rare disease database
Genetic and Rare Diseases Info Center