TABLE 1

Incremental Value of GS SPECT/CT: Clinical and Scintigraphic Details in 20 Discordant Suggestive Sites in 18 Patients

Site no.Suspected infectionPlanar + SPECT findingsSPECT/CT findingsSPECT/CT contributionFinal diagnosis
1STIEquivocal abdominal uptakePhysiologic bowel uptakeExclusion of infectionDrug fever
2STIEquivocal abdominal uptakePhysiologic bowel uptakeExclusion of infectionCentral fever; (medulloblastoma)
3STIEquivocal abdominal uptakePhysiologic bowel uptakeExclusion of infectionMyeloma
4STIEquivocal abdominal uptakePhysiologic bowel uptakeExclusion of renal infectionLower urinary tract infection
5STIMid abdominal infectious processInfected surgical scarLocalization to scarInfected abdominal surgical scar
6STIL abdominal infectious processSplenic abscessLocalization to spleenSplenic abscess
7STIL abdominal infectious processSubdiaphragmatic infectionExclusion of spleen abscessSubdiaphragmatic abscess
8OMPelvic infection (susp. sacral OM)Pelvic abscessExclusion of OMPerianal abscess
9OMInfection in arm (susp. humerus OM)STI onlyExclusion of OMSoft-tissue abscess in upper arm
10OMInfection in thigh (susp. femur OM)STI onlyExclusion of OMSoft-tissue abscess in thigh
11OMPelvic infection (susp. sacral OM)Pelvic abscess and sacral OMDefining extent of OM and STIPelvic abscess and sacral OM
12OMParaspinal infection (susp. spine OM)Paravertebral abscessExclusion of OMParavertebral abscess
13OMPelvic infection (susp. sacral OM)Pelvic abscessExclusion of OMPararectal abscess
14OMPelvic infection (susp. sacral OM)Pelvic abscessExclusion of OMPelvic abscess
15OMParaspinal infection (susp. spine OM)Thoracic vertebra OMLocalization to boneThoracic vertebra OM
16OMInfection in thigh (susp. femur OM)STI and femoral OMDefining extent of OM and STISTI and femoral OM
17OMParaspinal infection (susp. spine OM)Thoracic vertebra OMLocalization to boneThoracic vertebra OM
18OMInfection in thigh (susp. infected hip prosthesis)STI onlyExclusion of infected prosthesisCellulitis in thigh
19OMLung abscess (susp. rib OM)Lung abscess and OM of ribsDefining extent of OM and STILung abscess and OM of ribs
20STIEquivocal pelvic uptakePhysiologic bowel uptakeFalse exclusion of infectionOvarian abscess
  • susp. = suspected; OM = osteomyelitis; STI = soft-tissue infection.