CD99 Positivity and EWS-FLII Gene Rearrangement Identify a Breast Tumor in a 60-Year-Old Patient With Attributes of the Ewing Family of Neoplasms

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Population

1 60-year-old woman with a CD99MIC2 positive small round cell tumor in the breast

Design

Case_report

Authors

Discussion

Expands Ewing family tumor spectrum to unusual adult neoplasms; leaves open diagnostic classification and management questions.

Population

1 60-year-old woman with a CD99MIC2 positive small round cell tumor in the breast

Outcome

Identification of chromosomal aberrations and gene fusions

This case report expands the spectrum of unusual adult neoplasms that carry genotypic and phenotypic traits of the Ewing family of tumors.

Sezer et al. (1999) studied this question.

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