Carcinoma de pulmón no microcítico. Estadios IIIA y B. Resultados del tratamiento combinado (quimioterapia y radioterapia) y análisis de factores pronósticos

The use of chemotherapy combined with radiation therapy should be considered contraindicated in cases of poor performance status (ECOG scale score of 2). Weight loss, an elevated serum concentration of carcinoembryonic antigen, and a hemoglobin concentration of 12 g/dL or less carry a poor prognosis.