the mean ct number ( hounsfield units +/- sd ) in the normal controls ( 118.1 +/- 12.2 ) was significantly higher ( p less than 0.001 ) than the mean ct number in patients with diseased thyroids , except for 2 cases of simple goiter ( ct numbers 113 , 132 ) .
C0040132
thyroids
C0018022
simple goiter