Plain language summary of publication: new information for the potential role of afatinib in treating people with

This plain language summary reports the findings of a case series, a study which evaluated a small number of people who had a certain type of cancer. This case series looked at how well a drug called afatinib worked in people who have a rare type of cancer called neuregulin-1 (also called After being treated with afatinib for up to 16 months, two people had stable disease (meaning their cancer did not get worse or improve). Three people had a partial response (meaning they showed a decrease in the size of their tumor) for over 18 months. One person had a partial response after being treated with afatinib for 11 months. Afatinib showed encouraging results which suggest it may be a potential treatment for