Complications of cancer

Question 1

What are the most common cancers that can cause hypercalcaemia due to PTH-rP?

Answer 1

Multiple myeloma.

Others include breast and lung cancer (especially Squamous Cell Carcinoma, a Non-SCLC)

Question 2

What is another cause of hypercalcaemia, besides it being due to PTH-rP?

Answer 2

Hypercalcaemia due to lytic bone metastases

Question 3

Is hypercalcaemia in breast cancer due to PTH-rP or bone metastases?

Answer 3

Bone metastases