Diagnosis | WBC scintigraphy | ^{18}F-FDG PET/CT |

Negative for infection | T/B ratio ≤ 2.0 after 20 h | SUVmax < 2.0 after 1 and 2 h |

T/B ratios stable or decreasing over time | ||

Osteomyelitis | T/B ratio > 2.0 after 20 h | SUVmax > 2.0 after 1 and 2 h |

T/B ratios increasing over time | SUVmax increasing over time | |

Soft-tissue infection | T/B ratio > 2.0 after 20 h | SUVmax > 2.0 after 1 and 2 h |

T/B ratios stable or decreasing over time | SUVmax stable or decreasing over time |