Lung cancer is the most common cause of clubbing. Clubbing often occurs in heart and lung diseases that reduce the amount of oxygen in the blood. These may include: 1  Heart defects that are present at birth (congenital).
What is a safety management system (SMS)? A safety management system is a systematic approach to managing safety, including organisational structures, accountabilities, policies and procedures.
Risk management is a continuous, forward-looking process that is applied to anticipate and avert risks that may adversely impact the project, and can be considered both a project management and a systems engineering process.