Resumen

DIAZ NOVAS, José  y  GALLEGO MACHADO, Bárbara Rosa. Patient aged 20 presenting with headache of four months of evolution. Rev Cubana Med Gen Integr [online]. 2011, vol.27, n.2, pp.270-275. ISSN 0864-2125.

The diagnosis significance is proposed and that learning of its process generally is empirical. The case of a female patient aged 20 with headaches of four months of evolution is presented, describing the steps and the reasoning of physician to identify the cause of the problem and to exclude other possibilities. The final considerations are made in which is proposed that based on the appropriate use of the questioning and the physical examination, of the knowledge of the potential diseases causing headache, the physician could arrive to a correct diagnosis, in this case, without the need of complementary examinations.

Palabras clave : Diagnosis; medical reasoning; headaches; migraine; tomography.