Pediatric Nasopharyngeal Carcinoma
Fig. 13.1 Baseline 18F-FDG–PET/CT scan shows intense uptake in the nasopharyngeal primary lesion (a, b, f) as well as in multiple bilateral enlarged cervical lymph nodes (c, d) and in…
PEDIATRIC IMAGING
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…
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…
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…
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,…
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…
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…
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,…
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…
