Non smoker Asian F, St 4 NSCLC – 11/2010, 6 cm LUL mass, met to paraspinal muscle, +EGFR at Exon 21 L858R. Tarceva in 11/2010, rad to lung mass and met. 5/2012 – PET showed inc SUV in primary cancer, new 1.6 cm lesion in left thoracic inlet causing Horner’s syndrome. Cyberknife to lesion – 5/2012. Restarted Tarceva 75mg/day -5/12, reduced to 50mg. 8/12 – PET- thoracic inlet lesion gone. 11/12 PET – inc SUV in primary tumor, ant mammary node, some SUV uptake in a fibrotic area in apex. Biopsy of this showed fibrosis and scant atypical cell. Cyberknife to mammary node, continue Tarceva. PET-10/13 – incr SUV to 14 in left primary tumor and new 1cm nodule in LUL, no new symptom. 12/13 – biopsy of LUL- same Exon 21, L858R – ?no T790M. on Tarceva 75/50. 1/14 PET – not much change. 2/14 – arm pain, cough, sob. CT – inc tumor to 5.5×5.9 with LUL collapse. 2/14 – Carbo/Pem x6. 4/14 PET – dec SUV but new bony lesions. PET in 6/14 – stable. start Pem every 3 wks in 7/14, Pamidronate every 6 wk.