- Parathyroid/ADH/HPA axis anatomy
PTH work up → #1: Cervical US
- Vit D deficiency
- Primary hyperparathyroidism
- Secondary hyperparathyroidism
- Tertiary hyperparathyroidism
- Familial hypocalciuric hypercalcemia
- Pseudohypoparathyroidism
- Parathyroidectomy
- Parathyroid cancer
- MEN Syndromes


- MEN1 - multiple insulinomas [10/20]
- Gastrinoma → MEN1 → Hypercalcemia [10/26]
- Tertiary PTH - 2/2 parathyroid hyperplasia [11/3]