Prevalence of chronic kidney diseases in patients with chronic obstructive pulmonary disease: assessment based on glomerular filtration rate estimated from creatinine and cystatin C - Prevalence of CKD in COPD patients

CKD is a comorbidity that occurs frequently in COPD patients, and we believe that renal function in COPD patients should preferably be evaluated based not only on Cr but also in combination with Cys. The congress of the japan society for respiratory care and rehabilitation (November, 2012) The congress of the japanease respiratory society (April, 2013) The congress of the japanease society of internal medicine (April, 2013) The congress of the japan physicians association (October, 2013)