Cisplatin and Pemetrexed With Radiation Followed by Lobectomy (CisPemXetSrg)

Inclusion Criteria:

• Histologically and cytologically confirmed non-squamous NSCLC.
• Resectable T3, and or N2 disease (T3N1, and resectable T1-3N2 multi-station non-bulky with no nodal station being more than 2 cm on preoperative workup, T4N0-1
• Resectable T3 includes patients with a satellite lesion in the same lobe as the primary.
• Male or Female, aged > or = 18 years and be able to give informed consent.
• Tumor should be technically operable with a lobectomy, bilobectomy or a sleeve resection.
• Patient should be medically operable
• ECOG Performance Status 0 or 1.
• Adequate bone marrow, hepatic and renal function assessed within 28 days
• Signed informed consent.
• Women of childbearing potential should have negative pregnancy test prior to enrollment to study.
• Men with partners in the childbearing age group and women of childbearing potential must use effective contraception while on treatment and for 6 months thereafter.
• The ability to interrupt NSAIDS 2 days before (5 days for long-acting NSAIDs), the day of, and 2 days following administration of Pemetrexed.
• The ability to take folic acid, Vitamin B12, and dexamethasone according to protocol.
• Patients must have a negative MRI or CT Scan of the brain.

Exclusion Criteria:

• Patients who have had chemotherapy or radiation therapy within 4 weeks prior to entering the study or those who have not recovered from adverse events due to agents administered more than 4 weeks earlier.
• Patients may not be receiving any other investigational agents.
• History of allergic reactions attributed to compounds or other agents used in study.
• Pregnant or lactating women.
• Male patients with female sexual partners in the reproductive age group who refuse to use effective methods of contraception will be excluded from the trial.
• Patients with concurrent serious infections.
• Patients with an unstable or serious concurrent medical condition are excluded.
• Presence of third space fluid which cannot be controlled by drainage.
• Weight loss > 10 percent from baseline weight.
• HIV-positive patients on combination antiretroviral therapy are ineligible
• Patients with hypercalcemia will be excluded.
• Patients who require a pneumonectomy will be excluded.