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In medicine and zoology, a
peduncle is a stalk-shaped mass of tissue. Pedunculated is a term that is used to describe a mass that has or is supported on a peduncle, such as a
cystA cyst is a closed sac, having a distinct membrane and division on the nearby tissue. It may contain air, fluids, or semi-solid material. A collection of pus is called an abscess, not a cyst. Once formed, a cyst could go away on its own or may have to be removed through surgery.- Locations :* Acne...
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polypA polyp is an abnormal growth of tissue projecting from a mucous membrane. If it is attached to the surface by a narrow elongated stalk, it is said to be pedunculated. If no stalk is present, it is said to be sessile. Polyps are commonly found in the colon, stomach, nose, sinus, urinary bladder...
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As opposed to sessile which lacks a stalk