Improvement of FEV1 percentage values in COPD attributed to respiratory exercises at home. Report of a case.

Resumen

A 73-year-old male patient, Peruvian, of Japanese ancestry, with a diagnosis of Chronic obstructive pulmonary disease (COPD), and a history of having smoked 47 packs a year, which, after a follow-up of 6,7 years, shows a steady improvement in the values of forced expiratory volume in the first percentage second (FEV1%). The improvement is attributed to daily breathing exercises performed by the patient at home, in addition to the use of medication for COPD.