Features of pseudohypoparathyroidism – Medicine MCQ

Which of the following is not a feature of pseudohypoparathyroidism?
A. Hyperparathyroidism
B. Hypocalcemia
C. Hypoparathyroidism
D. Hyperphosphatemia

Correct Answer: C. Hypoparathyroidism

Explanation:

  • Pseudohypoparathyroidism  ( PHP ) is a group of inherited disorders characterised by hypocalcemia and hyperphosphatemia.
  • Hypocalcemia is due to resistance to parathyroid hormone, which results in hyperplasia of parathyroid glands, and thus causing elevation of PTH levels.

Reference: Harrison 19th edition, page 2485

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