First-Line Lorlatinib for ALK-Rearranged Pulmonary Large-Cell Neuroendocrine Carcinoma with Brain Metastases and Suspected Leptomeningeal Involvement: A Case Report and Literature Review.
We report a case of ALK-rearranged pulmonary large-cell neuroendocrine carcinoma (LCNEC) with brain metastases and radiologically suspected leptomeningeal involvement, successfully treated with first-line lorlatinib. A 58-year-old woman was diagnosed with LCNEC, and molecular testing revealed an EML4-ALK fusion. Lorlat...