Lecture28: Parathyroid Pathology

Question 1

What is Primary Parathyroidism?

Answer 1

Increased PTH secretion due to a parathyroid lesion

Question 2

What is Secondary Parathyroidism?

Answer 2

Compensatory increase in PTH secretion

Question 3

What is Tertiary Hyperparathyroidism?

Answer 3

A persistent PTH hypersecretion after the hypocalcemia is corrected even

Question 4

3 causes of Hypercalcemia?

Answer 4

Paraneoplastic syndrome, primary and secondary Hyperparathyroidism

Question 5

What 3 things cause Primary Hyperparathyroidism?

Answer 5

Parathyroidal adenomas, carcinomas, and hyperplasia

Question 6

Parathyroidal adenoma’s are limited to one gland?

Answer 6

Yes

Question 7

Parathyroidal Hyperplasia involve all 4 glands?

Answer 7

Yes

Question 8

Hypoparathyroidism is caused by?

Answer 8

Removal during thyroidectomy, congenital or autoimmune

Question 9

Hypoparathyroidism presents as?

Answer 9

Tetany, spasms and tingling

Question 10

In Hypoparathyroidism lab findings, what does it show?

Answer 10

Decreased serum calcium and PTH

Question 11

Metastatic Calcification, describe it entirely

Answer 11

Elevated calcium levels, it deposits on healthily vessels and kidneys, associated with Hyperparathyroidism ofc.

Question 12

Dystrophic Calcification, describe in its entirety

Answer 12

Normal calcium levels, deposits on dead tissues, not associated with Hyperparathyroidism