pinch biopsy

pinch biopsy

a method for gastrointestinal biopsy using forceps, introduced by endoscopy, to grasp and cut small specimens of mucosa and lamina propria.
References in periodicals archive ?
It's a little bit concerning in that we rely heavily as endoscopists on the pinch biopsy specimens in the management, treatment, work-up, etc.
The best results have been reported using ERCP with a triple approach using brush cytology forceps, malleable pinch biopsy forceps, and fine needle aspiration.