KROK 1 2012 – Question 154 · KROK (Medicine) · Pathomorphology

A 50 year old patient has been taking treatment thrice for the last 6 months because of fractures caused by domestic accidents. Microscopical examination of bony tissue revealed foci of lacunar resolution, giant-cell granulomas in the tumour-like formations, cysts. Bony tissue was substituted by fibrous connective tissue. Examination revealed also adenoma of parathyroid gland and hypercalcemia. What is the most probable diagnosis?

  1. A. Myelomatosis
  2. B. Parathyroid osteodystrophy
  3. C. Osteopetrosis
  4. D. Osteomyelitis
  5. E. Paget’s disease
Hint

Connect the bone changes and the raised blood calcium to the endocrine tumour that was found, and ask what excess of that gland's hormone does to bone turnover.

The answer, the explanation and a note on every option are available once you log in. The account is free: topic tests, a mock exam, mistake review and statistics.

Create a free account Log in

More questions on Pathomorphology