Dear weez1966: A simple cyst is a fluid filled structure that is
benignBenign ear cyst or tumor
Benign positional vertigo by definition. A complex cyst is also fluid filled but there are septations (or walls) within the structure that are solid. While most complex cysts are also
benignBenign ear cyst or tumor
Benign positional vertigo, there can be concern about the
natureNature-throid
Natures tears of the solid components and whether they have formed around areas of concern. In this case, a radiologist may recommend biopsy or excision.