Goose bumps on head after chemotherapy for lung cancer may be caused by chemotherapy side effects, lymph node metastasis and other reasons. 1. Side effect of chemotherapy: chemotherapy drugs may cause rash, which mostly occurs on the surface of skin, and thus may make patients have goose bumps on head after chemotherapy for lung cancer. Rash usually appears in patches and may be accompanied by redness and itching of skin. 2. Lymph node metastasis: if lung cancer patients are not sensitive to chemotherapy drugs in the process of chemotherapy and lymph node metastasis occurs after the disease progresses, then the phenomenon of goose bumps on head and neck after chemotherapy for lung cancer may occur. The bumps are usually located in the area of lymph nodes traveling in the head and neck. When patients have bumps on head after chemotherapy for lung cancer, it is recommended to go to the hospital in time for detailed examination and standardized treatment under the guidance of doctors.