<prompt> Popcorn calcification in mammography is seen inFibro adenomaFat necrosisCystosarcoma phyllodesCA breast  <response>: Pattern of calcification in breast diseases Carcinoma--Microcalcification, punctuate, branching Fibro adenoma - Popcorn coarse, granular, crushed Stone Fibrocystic disease - powdery Fat necrosis - Curvilinear Ref: Robbins 9th edition Pg no : 1069 