Sore or Swollen Lips Part 1- Causes and Diagnosis.

This series of three papers reviews the causes, diagnosis and differential diagnosis, and outlines the management of sore and/or swollen lips. Clinical relevance: Sore and/or swollen lips are not uncommon, often have a local cause but may reflect a systemic disease. This first part of a series of three papers reviews their causes and diagnosis alphabetically, for ease of reference.