Table 1. Summary of 1q triplication in patients with MPN.

Patient, age (yr)/sex	Diagnosis	Triplication region	Additional chromosomal abnormalities	Presence of another clonal marker	Reference
38/F	PMF	trp(1)(q21q32) in all 20 metaphase cells	None	None (by AML gene panel test)	Present study
28/M	CML (follow-up period)	trp(1)(q24q41) in all 20 metaphase cells	t(9;22)(q34;q11.2) in all 20 metaphase cells analyzed	NA	Park, et al. [2]
57/F	CML → PMF	trp(1)(q21q32) in 6/22 metaphase cells	None	NA	Park, et al. [2]

Abbreviations: MPN, myeloproliferative neoplasm; F, female; M, male; PMF, primary myelofibrosis; AML, acute myeloid leukemia; CML, chronic myeloid leukemia; NA, not available.