HyperMagnesemia: 1.6-2.6 mg/dL

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Increased: Renal Failure: Hypothyroidism Mg containing Antacids Addison's dz Diabetic coma Severe Dehydration Lithium intoxication Signs and Symptoms: - Generalized Neuromuscular Depression - Decreased Deep Tendon Reflexes (Early) > 7.0 - Weakness - PR lengthening if > 8.0 - Flaccid quadriplegia (w/ severe HyperMg) - Hypotension - MS Changes & Coma