Presentation
Right upper quadrant pain with tenderness, fever and elevated inflammatory markers in a diabetic patient.
Patient Data











Large irregular and ill-defined hepatic lesion of fluid-density in the left lobe (segments 2 and 3) composed of multiple low attenuation coalescent lesions forming the "cluster sign" with peripheral rim enhancement.
Other findings:
mixed hiatus hernia
gallbladder mass with retracted fundus
bilateral inguinal hernias
sacralization of L5
spondylolisthesis of L4 on L5 (grade I) with bilateral pars interarticularis defects (spondylolysis)
Case Discussion
The clinical presentation and the CT features are most consistent with hepatic abscess.
Bacterial abscesses are most commonly seen in the setting of comorbidities such as: diabetes mellitus as in this case.