Painful ulcers on the lips and tongue

Clinical description

An elderly white woman was admitted to the hospital for management of an acute exacerbation of chronic obstructive pulmonary disease. Her treatment includes oxygen, inhaled bronchodilators, antibiotics, and oral corticosteroids.

The patient's respiratory status was improved three days after admission, but she noted new painful ulceration of the lips and tongue. She also reported pain on swallowing and ...