The objective of this study was to determine the prevalence of concha bullosa and nasal septal deviation and their potential relationships to maxillary sinusitis. 883 CT scans taken at Creighton University School of Dentistry from 2005 to 2008 were retrospectively reviewed for the presence of concha bullosa. nasal septal deviation. and maxillary sinusitis. https://hollandscountryclothinges.shop/product-category/hand-tallys/