For clinical reference only — does not replace local trust guidelines or clinical judgement.
‹ Blood Results
Blood Results

Hypocalcaemia

Hypocalcaemia

Severity
Range
  • Mild
    Adj Ca 2.00–2.19
  • Moderate
    Adj Ca 1.90–1.99
  • Severe
    Adj Ca < 1.90 or symptomatic
🧠

🧠 Endocrine Causes

HypoparathyroidismVitamin D deficiency
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🩺 Renal Causes

Chronic kidney diseaseAcute kidney injury
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💊 Medications Causes

BisphosphonatesDenosumabLoop diuretics
🍽️

🍽️ Nutritional / Metabolic Causes

Refeeding syndromeMalnutritionVitamin D deficiency
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🧪 Laboratory / Biochemical Causes

Hypoalbuminaemia (low corrected calcium)HypomagnesaemiaHyperphosphataemia
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🔬 Other Causes

PancreatitisSepsisMassive blood transfusionCritical illness