Hypomagnesemia 7 Renal With Or Without Dilated Cardiomyopathy C5774266
Low blood magnesium caused by kidney dysfunction, potentially involving heart muscle enlargement. Managed with magnesium supplementation and cardiac monitoring when needed.
Key facts at a glance
- ICD-10
- Q63.9
- ICD-11
- LA00.0
- Body system
- renal
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Tetany
Changes in urination or swelling
(renal)Noticeable symptoms that may vary in intensity over time.
Frequency: Common at all stages
Muscle weakness
(neuromuscular)Palpitations
(cardiovascular)Muscle cramps
(neuromuscular)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Oral Magnesium Supplementation
Magnesium salts such as magnesium oxide, magnesium chloride, or magnesium citrate are prescribed to replenish magnesium levels. The dose is adjusted based on serum magnesium concentrations and renal function. Long-term maintenance therapy is typically required for this genetic condition.
Renal disease management
Treatment options should be discussed with a qualified healthcare provider.
Additional treatment options
Intravenous Magnesium Administration
For severe symptomatic hypomagnesemia or acute presentations, intravenous magnesium sulfate is administered under medical supervision. This approach provides rapid correction of magnesium levels and is particularly important when cardiac arrhythmias are present.
medicationCardiac Function Surveillance
Regular echocardiograms and electrocardiograms monitor for dilated cardiomyopathy progression or improvement. Early detection of cardiac involvement allows for timely intervention and treatment adjustment.
monitoringMagnesium-Rich Food Incorporation
Dietary modifications include increasing intake of magnesium-rich foods such as leafy green vegetables, nuts, seeds, whole grains, and legumes. This serves as adjunctive therapy to support pharmaceutical management.
dietaryMagnesium-Wasting Drug Avoidance
Review and discontinue any medications that promote renal magnesium wasting, such as certain diuretics (loop and thiazide diuretics), proton pump inhibitors, and nephrotoxic agents. Substitution with alternative medications when possible.
medicationWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Hypomagnesemia 7 Renal With Or Without Dilated Cardiomyopathy C5774266?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Konrad M, Schlingmann KP, Gudermann T. Guidelines for the management of inherited magnesium disorders. Nephrol Dial Transplant. 2022.
Nijenhuis T, Hoenderop JG, Bindels RJ. Hereditary renal magnesium wasting: a genetic approach. Curr Opin Nephrol Hypertens. 2019.
de Baaij JH, Hoenderop JG, Bindels RJ. Functional characterization of TRPM6 mutations in renal magnesium wasting disorders. Kidney Int. 2016.
DiNicolantonio JJ, O'Keefe JH, Lavie CJ. Magnesium and dilated cardiomyopathy: clinical and mechanistic insights. Prog Cardiovasc Dis. 2021.
Medication Comparisons
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View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy