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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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Gleason&;s classification used for-
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The correct answer is  Gleason's microscopic gradingsystem which is based on two features:i) Degree of glandular differentiation.ii) The growth pattern of the tumor in relation to the stroma.These features are assessed by low-power examinationof the prostatic tissue. For clinical staging of prostate cancer,The TNM system is considered an international standard. HARSH MOHAN Textbook of pathology 6th edition pg no 720