Hypercalcaemia Hypercalcaemia is a serum calcium>2.62 mmol/L (normal range 2.12–2.62 mmol/L). It may be an asymptomatic laboratory finding. Symptoms usually become apparent with levels>3.50 mmol/L. Causes • Malignancy ■ Solid tumour with lytic bony metastases, e.g. Ca breast, bronchus ■ Solid tumours with humoral mediation, e.g. inappropriate PTH secretion with carcinoma of the bronchus, carcinoma of the kidney ■ Multiple myeloma • Hyperparathyroidism (primary, secondary, tertiary) • Sarcoidosis • Drugs, e.g. thiazide diuretics, lithium • Excess intake of vitamin A, vitamin D or calcium • Prolonged immobilisation • Milk-alkali syndrome (excess calcium intake) • Hyperthyroidism • Addison’s disease • Paget’s disease of bone • Familial hypocalciuric hypercalcaemia Only gold members can continue reading. Log In or Register to continue Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Like this:Like Loading... Related Related posts: Incontinence Syncope Haematemesis Disorders Stay updated, free articles. Join our Telegram channel Join Tags: Churchills Pocketbook of Differential Diagnosis May 18, 2017 | Posted by admin in GENERAL & FAMILY MEDICINE | Comments Off on Hypercalcaemia Full access? Get Clinical Tree
Hypercalcaemia Hypercalcaemia is a serum calcium>2.62 mmol/L (normal range 2.12–2.62 mmol/L). It may be an asymptomatic laboratory finding. Symptoms usually become apparent with levels>3.50 mmol/L. Causes • Malignancy ■ Solid tumour with lytic bony metastases, e.g. Ca breast, bronchus ■ Solid tumours with humoral mediation, e.g. inappropriate PTH secretion with carcinoma of the bronchus, carcinoma of the kidney ■ Multiple myeloma • Hyperparathyroidism (primary, secondary, tertiary) • Sarcoidosis • Drugs, e.g. thiazide diuretics, lithium • Excess intake of vitamin A, vitamin D or calcium • Prolonged immobilisation • Milk-alkali syndrome (excess calcium intake) • Hyperthyroidism • Addison’s disease • Paget’s disease of bone • Familial hypocalciuric hypercalcaemia Only gold members can continue reading. Log In or Register to continue Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Like this:Like Loading... Related Related posts: Incontinence Syncope Haematemesis Disorders Stay updated, free articles. Join our Telegram channel Join Tags: Churchills Pocketbook of Differential Diagnosis May 18, 2017 | Posted by admin in GENERAL & FAMILY MEDICINE | Comments Off on Hypercalcaemia Full access? Get Clinical Tree