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Cyst An abnormal membranous sac containing a gaseous, liquid, or semisolid . substance.. A sac or vesicle in the body. Nang, u nang . Cystalgia Đau bàng quang. Cystic duct Bile duct. Ống dẫn mật . Cystic fibrosis Xơ u nang. Cystectomy 1.Surgical removal of a cyst… ................
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