<unk> -ALK gene fusions occur almost exclusively in carcinomas arising in non-smokers. About 4% of non-small-cell<unk>  carcinomas involve an<unk> -ALK tyrosine kinase fusion gene. 4–6% of<unk>  adenocarcinomas involve the fusion gene.<unk> -ALK mutation rarely occurs in combination with K-RAS or EGFR mutations.
EML4-ALK positive lung cancer
Limited-stage small cell lung carcinoma
Salivary gland–like carcinoma of the lung
complications of Mesothelioma
Thymoma with immunodeficiency
Combined small-cell lung carcinoma
Waldenström macroglobulinemia
Atypical pulmonary carcinoid tumour