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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Perl's stain or prussion blue test is for:
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The correct answer is  Perls' stain (Prussian-Blue Reaction) is to demonstrate Ferric salts in tissues. These are seen as iron  granules in bone marrow macrophages, erythroblasts (Sideroblasts) and erythrocytes (Siderocytes) in  blood ﬁlms and haemosiderin in spun urine.