Case Report: Neuroendocrine-low POU2F3-positive small cell lung cancer presenting as a diagnostically unstable thoracic malignancy
POU2F3-positive small cell lung cancer (SCLC) is a tuft-cell-like, neuroendocrine-low subtype that may be difficult to classify in small specimens. We report a 61-year-old man with a left-upper-lobe high-grade thoracic malignancy radiographically staged as cT2aN2bM0. The cN2b component was imaging-based, and inflammato...