Numerous epidemiological studies have consistently linked the presence of chronic
obstructive pulmonary disease (COPD) to the development of lung cancer, independently of …

Background Despite a clear link between aging and cancer, there has been inconclusive
evidence on how biological age (BA) may be associated with cancer incidence. Methods We …

Chronic obstructive pulmonary disease (COPD) is a risk factor for lung cancer. Migration of
circulating tumor cells (CTCs) into the blood stream is an early event that occurs during …

Background: To provide valid assessments of answers to prognostic questions, systematic
reviews must appraise the quality of the available evidence. However, no standard quality …

Lung cancer continues to be one of the most common causes of cancer death despite
understanding the major cause of the disease: cigarette smoking. Smoking increases lung …

Background In order to review the epidemiologic evidence concerning previous lung
diseases as risk factors for lung cancer, a meta-analysis and systematic review was …

Comorbidities such as cardiac disease, diabetes mellitus, hypertension, osteoporosis, and
psychological disorders are commonly reported in patients with chronic obstructive …

Rationale: To study the relationship between emphysema and/or airflow obstruction and
lung cancer in a high-risk population. Objective: We studied lung cancer related to …

Lung cancer and chronic obstructive pulmonary disease (COPD) often co-occur, and
individuals with COPD are at a higher risk of developing lung cancer. While the underlying …