Spondylodiscitis
Fig. 26.1 A 12-year-old girl with spondylodiscitis was evaluated in a PET study, performed while she was on antibiotic therapy. Sagittal (a, b) and axial (c) CT and PET/CT fusion…
Appendicitis
Fig. 25.1 A 12-year-old boy treated for acute lymphoblastic leukemia, t(12;21) positive. CT (a), PET (b), and PET/CT fusion (c) images show FDG accumulation in the right abdomen, corresponding to…
Inflammatory Bowel Diseases
Fig. 24.1 The maximum intensity projection 18F-FDG–PET image shows diffuse and intense radiopharmaceutical uptake in the large bowel Teaching Point 18F-FDG–PET/CT may be a useful noninvasive tool for identifying and…
Epilepsia Partialis Continua
Fig. 22.1 Transaxial FDG–PET scan slices show a hypermetabolic focus in the right temporal mesial cortex (black arrow) and hypometabolism in the ipsilateral lateral and posterior temporal cortex (intra-hemispheric diaschisis,…
Other Hematological Diseases (Leukemia)
Fig. 7.1 Coronal CT (a), PET/CT fusion (b), and axial CT and PET/CT fusion (c) images of the legs show focal 18F-FDG uptake in the upper right popliteal cavity, lateral…
Poorly Differentiated Thyroid Carcinoma
Fig. 14.1 (a–d) The patient underwent PET/CT, which showed hypermetabolic soft tissue at the tracheostomy site. This was more likely an infectious/inflammatory change than malignancy. Otherwise, there were no suspicious…
Wilms’ Tumor
Fig. 16.1 A 3-year-old girl treated for Wilms’ tumor. Coronal (a–c) CT, PET, and PET/CT fusion images together with an axial (d) CT and PET/CT fusion image show an 18F-FDG-avid…
Phylloid Tumor of the Breast
Fig. 15.1 A 14-year-old girl treated for Hodgkin’s lymphoma. Maximum intensity projection (a) and axial CT and PET/CT fusion images (b) show moderately intense FDG uptake in the right breast,…
Malignant Lymphoma in Children
Stage I Involvement of a single lymph node region or lymphoid structure such as spleen, thymus, or Waldeyer’s ring Stage II Involvement of two or more lymph node regions or…
18F-FDG Administration and Dosimetry
Fig. 3.1 (a) Maximal intensity projection showing focal 18F-FDG uptake in the mediastinum and right lung. (b, c) Axial CT and PET/CT fusion images show mediastinal uptake at the summit…
