Mucous retention cyst is not truly a cyst, i.e., it is not a lesion lined by epithelium. The more correct name is mucous retention phenomenon: it is also known as a mucocele. It is caused by a pooling of saliva from a ruptured salivary gland duct. They do not necessarily need to be excised.
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> Could anyone out there give me some idea as to the aetiolgy and > pathogenesis of a muscosal retention cyst. Do these necessarily need to > be removed?
mucosal retention cyst