99mTc-BRIDA (mins) Hepatic Tmax 12 Hepatic T ½ 15–20 Principal bile duct visualization 5–20 Gallbladder visualization 10–40 Tracer appearing in the bowel 15–45 19.2 Teaching Cases 19.2.1 Case 19.1…
Fig. 6.1 (a, b) The qualitative analysis of basic dynamic study reveals an intense concentration of tracer in the renal parenchyma and rapid washout of both kidneys (a). Renogram curves…
Fig. 15.1 (a, b) Scintigraphic study is performed after oral liquid meal administration revealing a progressive gastric emptying without gastroesophageal reflux. Time/activity curves corresponding to stomach and esophagus allow to…
Etiology Incidence (%) US findings Diagnostic exams Transient hydronephrosis 50–70 Isolated hydronephrosis (mild) US UPJO 10–30 Isolated hydronephrosis (DAP >15 mm) MAG3 VUR 10–40 Intermittent hydronephrosis, ureteric dilatation, small kidney…
Fig. 8.1 (60 s uptake image, posterior view, LPO view, and RPO view): both kidneys show good uptake of radiotracer, with homogeneous intraparenchymal distribution; no cortical defects are evident in…
Fig. 23.1 (a–b) A 12-year-old boy affected by papillary thyroid carcinoma (pT3 pN0 pMx). After total thyroidectomy, diagnostic 123I WBS shows radioiodine uptake in thyroid remnants (a). After RAI assessment,…
Fig. 17.1 (a, b) By qualitative imaging and time/activity curves evaluation, a normal swallowing is observed with a regular passage of the radioactive bolus through the esophagus. No evidence of…
Fig. 10.1 MAG3 dynamic renal scan. Dynamic images (a) show good and homogeneous radiotracer uptake in left kidney. Right kidney is markedly smaller than the other one, with irregular shape…
Fig. 25.1 (a–d) Parathyroid scintigraphy. (a) Planar image in early phase shows normal uptake of 99mTc sestamibi in the thyroid, submandibular glands, and heart. No abnormal uptake in the thoracic…
Fig. 20.1 Thickening of the clavicle (proximalpart) with marked apposition and central osteolytic lesion with irregular edges Fig. 20.2 MRI shows initial inflammatory edema of the D4 vertebral body, and…
