Incidence of adrenal gland tumor as a second primary malignancy: SEER-based study.

Purpose: Advances in cancer treatment achieved during the past decades have resulted in increased survival of most pediatric and adult patients that suffered from different adrenal tumor types. This article reviews the incidence and survival of adrenal gland tumors as second primary tumors, according to data from the Surveillance, Epidemiology, and End Results (SEER) database.

Method: The SEER 13 Registries Database from 1992 to 2013 was used.

Risk of second malignancies among survivors of pediatric thyroid cancer.

Background: Thyroid carcinoma is a very rare tumor in the pediatric age group, accounting for only 1.5-3% of childhood carcinomas in the United States and Europe. We aimed to identify the risk of a second malignancy among pediatric thyroid cancer survivors.