A 66-year-old man with history of papillary thyroid cancer status post total thyroidectomy underwent 131I-radioiodine ablation. Posttherapy 131I whole-body scan revealed unexpected activity within the left posterior ankle. SPECT/CT localized the radioiodine uptake to a gouty tophus in the Achilles tendon.
All Science Journal Classification (ASJC) codes
- Radiology Nuclear Medicine and imaging