PMC5752965_01
Clinical and pathological differences between a benign parathyroid disease and a parathyroid carcinoma
GMS-15-21-t-001.jpg
PMC5752965_01_GMS-15-21-t-001.jpg
T1
Microscopic examination showed normal thyroid and an encapsulated tumor in the parathyroid gland (Figure 1a (Fig. 1)). Multiple fibrous bands extended from the thickened capsule dividing the neoplasm into lobules with cells arranged in sheets and trabeculae (Figure 1b (Fig. 1)).
a: Photomicrograph shows an encapsulated parathyroid tumor (arrow) along with normal thyroid and parathyroid tissue (H&E 100X). b: Photomicrograph shows fibrous bands dividing the neoplasm into lobules with cells arranged in sheets and trabeculae (H&E 100X).
GMS-15-21-g-001.jpg
PMC5752965_01_GMS-15-21-g-001.jpg
F1
The cells were medium to large, had round to ovoid nuclei with prominent nucleoli and abundant eosinophilic, granular to clear cytoplasm (Figure 2a (Fig. 2)). Both capsular and vascular invasion were seen at the periphery of the neoplasm (Figure 2b (Fig. 2)).