E21Level 2
Hyperparathyroidism and other disorders of parathyroid gland
**Excludes1:** - adult osteomalacia (M83.-) - ectopic hyperparathyroidism (E34.2) - hungry bone syndrome (E83.81) - infantile and juvenile osteomalacia (E55.0)
**Excludes2:** - familial hypocalciuric hypercalcemia (E83.52)
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Cross-system equivalences0
No cross-system equivalences mapped for this node.