EndocrinologyRenal
Hypocalcaemia (Adult)
Recognise tetany, ECG changes, IV calcium gluconate, identify cause (vitamin D, hypoparathyroidism, hyperphosphataemia, drugs).
Source: Society for Endocrinology
Step 1 of ~5
info
Recognise
Adjusted calcium <2.2 mmol/L. Symptoms: paraesthesia (perioral, fingertips), muscle cramps, carpopedal spasm, tetany, Chvostek's / Trousseau's, seizures, ↑ QTc, hypotension, heart failure. Causes: vitamin D deficiency, post-thyroidectomy / post-parathyroidectomy hypoparathyroidism, autoimmune hypoparathyroidism, severe hyperphosphataemia (rhabdo, TLS, AKI), drugs (denosumab, bisphosphonates), pancreatitis, sepsis, magnesium deficiency.
Related
Curated clinical cross-links plus same-class fallbacks.
Drugs
- Calcium Gluconate · Electrolyte — Calcium Supplement
- Calcium Gluconate 10% · Electrolyte
- Colecalciferol with calcium carbonate · Vitamin D + calcium supplement
- Risedronate with calcium carbonate and colecalciferol · Bisphosphonate + calcium/vitamin D
- Ergocalciferol with calcium lactate and calcium phosphate · Combined calcium + vitamin D
- Dairy products · Nutritional source (calcium, protein, vitamin D)
Pathways
- Diabetic Ketoacidosis (DKA) · JBDS 2013 / Joint British Diabetes Societies; NICE NG17
- Adult Hypoglycaemia (Treated Diabetes) · JBDS-IP (2023): Hospital Management of Hypoglycaemia
- Adrenal Crisis · Society for Endocrinology Emergency Guidance (2024)
- Type 2 Diabetes Management · NICE NG28 2022
- Hyperthyroidism Management · BTA / ETA 2018
- Adrenal Insufficiency · Society of Endocrinology / ESE 2016
Decision support only. Always apply local guidelines and clinical judgement.