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Hypercalcaemia - Coggle Diagram
Hypercalcaemia
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Causes
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Malignancy
Solid Neoplasms - Breast, Bone, Bronchus, Cervix, Ovary, Gut, Kidney
Haemtological - MM, NHL, Leukaemia
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Clinical Manifestation
Constitutional - Lethargy & Fatigue, LOW, Muscle Weakness
Bone - Pain, Osteitis Fibrosa Cystica (Subperiosteal Resorption)
CVS - Arrythmia, HPT, Vascular Calcification
CNS - Confusion, Stupor, Coma
GIT - N&V, Anorexia, Constipation, Abdominal Pain
Renal - Polyuria, Dehydration, RF
Pathophysiology
Malignancy
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Ectopic Production of 1,25-Dihydroxyvitamin D/Calcitriol
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Primary HyperPTH
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Increase 1Alpha-Hydroxylation of 25-Hydroxycholecalciferol in Kidneys --> Increase Calcitriol - Increase Intestinal Calcium Absorption