We report the case of a patient with a complete metastatic adrenal response on Pembrolizumab for metastatic lung cancer. Treatment with a systemic corticosteroid-induced a time-dependent progression at his metastatic site. Surprisingly, after stopping the corticosteroid, we observed a new complete response in long-term adrenal metastases.
Keywords: case reports; immunotherapy; lung neoplasms; programmed cell death 1 receptor; tumor escape.
© 2021 The Authors. Clinical Case Reports published by John Wiley & Sons Ltd.