Edelen, M. O., Chandra, A., Stucky, B., Schear, R., Neal, C., & Rechis, R. (2014). Developing a Global Cancer Stigma Index. SAGE Open, 4(3), 2158244014547875.
There seemed a few about lung cancer but they were quite specific, e.g.:
Cataldo, J. K., Slaughter, R., Jahan, T. M., Pongquan, V. L., & Hwang, W. J. (2011, January). Measuring stigma in people with lung cancer: psychometric testing of the cataldo lung cancer stigma scale. In Oncology nursing forum (Vol. 38, No. 1, p. E46). NIH Public Access.