Question

which of the following conditions is caused by hypersecretion of parathyroid hormone?
a graves disease
b recklinghausen disease
c addisons disease
d hashimotos disease

Explanation:

• Graves' disease: Caused by hypersecretion of thyroid hormones (not parathyroid hormones).
• Recklinghausen disease (Primary hyperparathyroidism): Caused by hypersecretion of parathyroid hormone, which leads to increased bone resorption, hypercalcemia, etc.
• Addison's disease: Caused by hyposecretion of adrenal cortex hormones (glucocorticoids, mineralocorticoids).
• Hashimoto's disease: An autoimmune - mediated hyposecretion of thyroid hormones.

Answer:

B. Recklinghausen disease