Pseudohypoparathyroidism (PHP) is a condition where there is end-organ resistance to parathyroid hormone (PTH).

Pseudohypoparathyroidism has an estimated prevalence of 1.1 per 100,000 people 6.

  • Hypocalcemia and tetany
  • Short stature
  • Developmental delay

There are several recognized subtypes which include:

  • type I: abnormal cAMP response to PTH stimulation
  • type II: normal cAMP response to PTH stimulation
  • parathyroid hormone level: high
  • serum phosphate level: high
  • serum calcium level: low  

Article information

rID: 10836
Synonyms or Alternate Spellings:
  • Pseudohypoparathyroidism (PHP)
  • PHP

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Cases and figures

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