Needle tract seeding of papillary thyroid carcinoma after fine-needle capillary biopsy: A case report

Figure 1 Ultrasonography and histopathology. A: Ultrasound image of the largest primary papillary carcinoma in the right thyroid lobe; B: Ultrasound image of a suspicious malignant lymph node in the right lateral neck of level III; C: Ultrasound image of the largest primary papillary carcinoma in the left thyroid isthmus; D: Ultrasound image of a suspicious malignant lymph node in the right lateral neck of level IV. E: Hematoxylin-eosin staining of the largest thyroid nodule, 40 × magnification; F: Hematoxylin-eosin staining of the subcutaneously implanted nodule, 40 × magnification.

Figure 2 The fluctuations in thyroglobulin antibody and thyroid-stimulating hormone levels. TgAb: Thyroglobulin antibody; TSH: Thyroid-stimulating hormone.