Esmati Ebrahim, Rezaei Saeed, Jafari Fatemeh
Radiation Oncology Research Center (RORC) Cancer Institute Tehran University of Medical Sciences Tehran Iran.
Clin Case Rep. 2021 May 19;9(5):e04096. doi: 10.1002/ccr3.4096. eCollection 2021 May.
Multiple primary malignancies are exceedingly rare, but they may occur sequentially in a patient, so in the follow-up of patients with a history of malignancy, always pay attention to second and third primary malignancies as well.