Additive value of 18FDG-PET/CT to positive 131I whole body scan in recurrent differentiated thyroid cancer patients with potential influence on treatment strategy: single Egyptian center experience

Egyptian Journal of Radiology and Nuclear Medicine

Table 6 Impact of ¹⁸FDG-PET/CT on treatment management

n	%	Decision without ¹⁸FDG-PET/CT	Decision with ¹⁸FDG-PET/CT
2	4.6	Therapeutic dose of ¹³¹I only	Another neck dissection prior to ¹³¹I therapy
7	16.2	Therapeutic dose of ¹³¹I only	External radiation to symptomatic bone recurrences after ¹³¹I therapy
6	13.9	Therapeutic dose of ¹³¹I 5.5 GBq	Enhancement of the dose to 7.5 GBq
1	2.3	Therapeutic dose of ¹³¹I only	*Surgical excision of the large hepatic recurrence pre I ¹³¹therapeutic dose
2	4.6	Therapeutic dose of ¹³¹I only	*Surgical excision of thyroid recurrence before ¹³¹I therapy
Sum
18	41.6
20	46.5	Only therapeutic dose of ¹³¹I	Only therapeutic dose of ¹³¹I
5	11.6	Therapeutic dose of ¹³¹I followed by external radiation	Therapeutic dose of ¹³¹I followed by external radiation
Sum
43	100