Retrospective Study
Copyright ©The Author(s) 2019.
World J Clin Cases. Aug 6, 2019; 7(15): 1964-1977
Published online Aug 6, 2019. doi: 10.12998/wjcc.v7.i15.1964
Figure 1
Figure 1 Assessment of intratumoral HER2 heterogeneity. Assessment of intratumoral HER2 heterogeneity was conducted from at least two different portions of the same tumor, and more than three biopsy specimens were obtained from each portion. Homogeneity was defined by all assessed portions showing HER2 positivity, and heterogeneity was defined as a tumor with any portions that did not show HER2 positivity. HER2: Human epidermal growth factor receptor 2.