What is the recommended dressing protocol once a chest tube comes out?

Upon removal of a chest tube, the recommended dressing protocol is to apply a sterile dressing taped on three sides. This approach is crucial as it allows for air to escape from the pleural space while providing a barrier against contaminants. By taping the dressing on three sides, a one-way valve effect is created, which facilitates the release of any trapped air but prevents it from re-entering the chest cavity. This is especially important in managing the risk of pneumothorax after tube removal.

Using sterile dressings is essential to minimize the risk of infection at the insertion site. The decision to leave one side untaped rather than completely sealing the dressing promotes drainage, which is necessary because the area may still have residual fluid or air post-removal. This dressing strategy optimally balances the need to protect the site while allowing for the body's natural healing processes and managing any potential complications.