Acquisition
- Use gammacamera with paralell high energy collimator for imaging.
- At 72 h or 7 days (therapeutic dose), obtain whole body images in anterior and posterior views at 5 cm/min table speed.
- Put a radioactive marker on mandible, upper sternum, xyphoid process and pubic symphysis.
- Mark palpable nodules.
- In difficult cases fusion with CT or MRI is helpful to locate lesions.
References:
1 David V. Becker et al. Procedure Guideline for Extended Scintigraphy for Differentiated Thyroid Cancer 2.0 p: 15-18, Society of Nuclear Medicine MANUAL 2001-2002.
2 Garcia del Rio et al. Cancer Tiroideo Funcionante: Diagnostico y Evolución, p: 185-191 and Wagner J et al. Tratamiento del Cancer Diferenciado del Tiroides con Radioyodop: 193-201 in: Medicina Nuclear Aplicaciones Clínicas. Eds: I. Carrio - P.