29/08/2026
🧪 SERUM MAGNESIUM TEST
Magnesium is an essential mineral involved in 300+ biochemical reactions in the body. It plays an important role in muscle function, nerve health, heart rhythm, energy production, bone health, and glucose metabolism.
🔬 Why is the test important
✅ Detects magnesium deficiency or excess
✅ Helps investigate muscle cramps, weakness & fatigue
✅ Useful in unexplained irregular heartbeat/palpitations
✅ Helps monitor patients with kidney or gastrointestinal disorders
✅ Useful when certain medicines may affect magnesium levels
✅ Helps guide appropriate treatment and supplementation
⚠️ Signs of Low Magnesium:
• Muscle cramps or spasms
• Fatigue & weakness
• Numbness/tingling
• Irregular heartbeat
• Loss of appetite or nausea
• Tremors in more significant deficiency
🚨 High Magnesium may cause:
• Nausea/vomiting
• Flushing
• Low blood pressure
• Muscle weakness
• Slow or irregular heartbeat
• Drowsiness or confusion
• Severe cases: breathing difficulty
📌 Important: A serum magnesium result should always be interpreted along with symptoms, medical history, kidney function, and other laboratory results. Reference ranges can vary between laboratories.
🏥 ALFA DIAGNOSTIC LABORATORY
🔬 Accurate Testing • Better Understanding • Better Health
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