<prompt> A pt. of peptic ulcer disease. When investigated endoscopically showed chronic antral gastritis. Which of the following dye will be able to stain the specimen -PASZeil-Neilson stainGram stainWahin-Starry stain  <response>: Ans. is d ie. Wahin starry stain Most cases of chronic gastritis are one of the two types - Type A - Autoimmune type associated with pernicious anemia, it primarily involves the body and fundus. Type B - associated with H. pylori infection, it primarily involves the antrum. Mnemonic Type A - Autoimmune Type B - Bacteria i.e. H. pylori In this pt. having chronic antral gastritis type B we will use a dye which will help stain H. pylori. Dye used for H. pylori is Wahin starry stain or Giemsa or genta silver stain Some other imp stains Zeil Nelson -- i i bacterium tuberculosis Albe stain -- Corynebacterium diptheria Oil red 0 stain -p Fats PAS -- Glycogen Prussian blue - Iron Congo red -- Amyloid Von Kossa -- Calcium 