[Situational diagnosis of cancer care at the Instituto Mexicano del Seguro Social].

Cancer is a public health problem with an impact on Health Services in Mexico; it is also, one of the leading causes of mortality (mortality rate: 610.6 / 100 000) and is expected to double the total number of new cases by 2035 (GLOBOCAN). The most frequent neoplasms are the malignant tumor of breast, prostate, cervix and uterin, colorectal and pulmonary.