Pseudohypoparathyroidism

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

Pathology

Subtypes

There are several recognized subtypes which include:

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

Radiographic features

Musculoskeletal manifestations
CNS / head and neck manifestations
Share article

Article information

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

Support Radiopaedia and see fewer ads

Cases and figures

  • Case 1
    Drag here to reorder.
  • Case 2
    Drag here to reorder.
  • Case 3
    Drag here to reorder.
  • Updating… Please wait.

     Unable to process the form. Check for errors and try again.

     Thank you for updating your details.