Calretinin immunohistochemistry: A new cost-effective and easy method for diagnosis of Hirschsprung's disease.

Aim: To evaluate the efficacy of calretinin immunostaining in diagnosing Hirschsprung's disease (HD).

Materials And Methods: Sixty cases were studied over a period of 1 year (July 2010-June 2011). There were 36 full-thickness biopsies and 24 resected specimens.