Figure 2
Brain magnetic resonance imaging (T1 gadolinium). a) Multiple, enhanced miliary nodules were observed. b) Following whole-brain radiotherapy and erlotinib treatment, the complete disappearance of the metastatic lesions was observed. c) Following docetaxel, an intensive signal in the cisterna of the posterior cranial fossa indicating carcinomatous meningitis was observed. d) After 1 month of the rechallenge of erlotinib treatment.