Peripheral graft infection due to Staphylococcus aureus without abnormal findings by 99mTc-HMPAO-labeled-leukocyte scan.

Here, we present the case of an extremely subtle peripheral graft infection caused by Staphylococcus aureus. The lack of local signs and the negativity of all imaging studies, including 99mTc-HMPAO-Labelled-Leukocyte Scan which is reported to have 100% sensitivity, delayed the diagnosis and therapy, which were both provided by surgery.