Hypercalcaemia Flashcards by Zoe Doak

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What are the two main causes of hypercalcaemia?

Primary hyperparathyroidism:
Malignancy
> ectopic PTH (squamous cell lung ca)
> bony mets
> myeloma

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Other conditions causing hypercalcaemia

sarcoidosis
vitamin D intoxication
acromegaly
thyrotoxicosis
dehydration
Addison’s disease
Paget’s disease of the bone
Milk-alkali syndrome

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What drugs can cause hypercalcaemia?

thiazides
calcium-containing antacids
calcium supplements (accrete/adcal)

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How is hypercalcaemia managed?

IV 0.9% NaCl 3-4 litres/day
Following rehydration bisphosphonates may be used.

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Hypercalcaemia Flashcards

(4 cards)