What are the end of life symptoms for advanced adendouscarcina nsclc w/ mets to brain, bones and now liver .14 months dx?

Depends: It really depends. Here is a good resource. http://www.cancer.gov/cancertopics/factsheet/support/end-of-life-care.

Breathless: Frequently pulmonary obstructive symptoms, just cannot breathe, or pneumonia, and fever and sepsis, or metastatic disease in a critical area- brain for example, or the chest fills with fluid, one can break a bone such as hip and fall due to metastasis.