Harlequin sign in Pancoast tumor

Curr Probl Cancer. 2020 Apr;44(2):100506. doi: 10.1016/j.currproblcancer.2019.100506. Epub 2019 Nov 1.

¹ Division of Hematology and Medical Oncology, Department of Medicine, University of Louisville, Louisville, Kentucky. Electronic address: r0kuma07@louisville.edu.
² Division of Hematology and Medical Oncology, Department of Medicine, University of Louisville, Louisville, Kentucky. Electronic address: s0bhan04@louisville.edu.
³ Division of Hematology and Medical Oncology, Department of Medicine, University of Louisville, Louisville, Kentucky. Electronic address: goetz.kloecker@louisville.edu.

No abstract available

Keywords: Harlequin sign; Horner's syndrome; Pancoast tumor.

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