Leser-Trélat syndrome secondary to non-small-cell lung carcinoma.

The syndrome of Leser-Trélat (LT) is a rare paraneoplastic syndrome. However, patients presenting with the sign of Leser-Trélat should be considered to harbor an occult malignancy or a progressive tumor disease until "proven" otherwise. Herein, we present two cases of non-small-cell lung carcinoma associated with LT syndrome.