Solitary Pulmonary Nodule

A solitary pulmonary nodule is a small rounded area that appears in the lung tissue and is usually discovered incidentally on a chest imaging study. In many cases it causes no symptoms.

Why it matters to evaluate it: Although it often corresponds to benign findings, it requires evaluation to rule out other causes and determine whether it needs follow-up.

Common causes: These may include scars from previous infections, inflammatory processes, and other lung conditions.

Which specialists evaluate it? The pulmonologist and the radiologist take part in its study; depending on the findings, the internist, the oncologist, or the thoracic surgeon may be involved. If a study told you about a nodule, the advisable thing is to discuss it with a professional who can guide the next steps.