Anatomy & Pathology of Parathyroid

Question 1

The Parathyroid glands develop from the ______ and _____ pharyngeal pouches

Answer 1

3rd and 4th

Question 2

Benign mass of the Parathyroid gland; well-circumscribed with the absence of fat; resemble normal chief cells (small and dark cells)

Answer 2

Parathyroid Adenoma

Question 3

Malignant mass of the Parathyroid gland; RARE; PTH and Calcium are often high; infiltrative borders beyond capsule and into vasculature and adherence to surrounding structures

Answer 3

Parathyroid Carcinoma

Question 4

AKA Brown Tumor of Hyperparathyroidism; NOT a true neoplasm, but a complication of hyperparathyroidism; causes inc. osteoclast activity, hemorrhage and fibrosis; experience bone pain, swelling and pathologic fractures;

Answer 4

Osteitis Fibrosa Cystica