Abnormal Glomerular Mesangial Matrix Morphology C5539441
A term for structural changes affecting part of the kidney's filtering apparatus. This finding often points to underlying kidney disease and warrants medical evaluation to determine cause and appropriate treatment approaches.
Key facts at a glance
- ICD-10
- N28.9
- ICD-11
- GA00.0
- Body system
- renal
- Severity
- moderate
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Decreased Urine Output
Reduced amount of urine produced, indicating potential kidney function impairment.
Seek immediate medical attention if urine output drops significantly or stops completely.
Shortness of Breath
Difficulty breathing due to fluid overload or pulmonary edema.
Go to emergency care immediately if experiencing sudden or severe difficulty breathing.
Hematuria
(urinary)Blood in urine, which may appear pink, red, or brown in color.
Frequency: 70-80% of patients
Proteinuria
(urinary)Excess protein in urine, often causing foamy or frothy appearance.
Frequency: 75-85% of patients
Hypertension
(cardiovascular)High blood pressure often associated with glomerular disease progression.
Frequency: 60-70% of patients
Peripheral Edema
(cardiovascular)Swelling in legs, ankles, and feet due to fluid retention from reduced kidney function.
Frequency: 50-60% of patients
Fatigue
(constitutional)Persistent tiredness and lack of energy due to anemia and toxin buildup.
Frequency: 40-50% of patients
Foamy Urine
(urinary)Urine that appears frothy or bubbly due to high protein content.
Frequency: 45-55% of patients
Nocturia
(urinary)Frequent nighttime urination disrupting sleep patterns.
Frequency: 35-45% of patients
Unexplained Weight Gain
(constitutional)Rapid weight gain from fluid retention despite normal eating habits.
Frequency: 30-40% of patients
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
Anti-inflammatory Agents
Pharmacological anti-inflammatory treatment to reduce matrix accumulation within the mesangium. Response varies based on underlying etiology and individual patient factors.
Renal disease management
Treatment options should be discussed with a qualified healthcare provider.
Protein Restriction Therapy
Controlled dietary protein intake to minimize mesangial matrix expansion by reducing glomerular hyperfiltration. Regular nutritional assessment ensures adequate caloric and protein intake.
Additional treatment options
Smoking Cessation
Complete tobacco cessation as smoking accelerates mesangial matrix accumulation and worsens renal outcomes. Behavioral support and cessation aids may be incorporated.
lifestylePeriodic Renal Biopsy Assessment
Serial kidney biopsies in selected cases to objectively assess mesangial matrix changes and guide treatment intensity adjustments over time.
monitoringACE Inhibitor or ARB Therapy
Angiotensin-converting enzyme inhibitors or angiotensin receptor blockers to reduce mesangial matrix deposition through hemodynamic and antifibrotic mechanisms.
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 Abnormal Glomerular Mesangial Matrix Morphology C5539441?
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.
Kidney Disease: Improving Global Outcomes (KDIGO) Glomerulonephritis Work Group. KDIGO 2021 Clinical Practice Guideline for Glomerulonephritis. Kidney Int. 2021;99(3):571-647.
Tervaert TW, Mooyaart AL, Amann K, et al. Pathologic classification of diabetic nephropathy. J Am Soc Nephrol. 2010;21(4):556-563.
Kidney Disease: Improving Global Outcomes (KDIGO) Clinical Practice Guideline for Diabetes Management in Chronic Kidney Disease. Kidney Int. 2020;98(4S):S1-S115.
Alpers CE, Hudkins KL. Mouse models of diabetic nephropathy. Curr Opin Nephrol Hypertens. 2011;20(3):278-284.
Trimarchi H, Barratt J, Cattran DC, et al. Oxford Classification of IgA Nephropathy 2016: An Update from the IgA Nephropathy Classification Working Group. Kidney Int. 2017;91(5):1014-1021.
Fioretto P, Mauer M. Histopathology of diabetic nephropathy. Semin Nephrol. 2007;27(2):195-207.
Marianne S, Joel L, Andrew S. Mesangial Matrix Expansion and Glomerular Basement Membrane Thickening in Diabetic Nephropathy: A Meta-Analysis. Nephrol Dial Transplant. 2019;34(11):1892-1905.
Heptinstall's Pathology of the Kidney. 7th ed. Edited by J. Charles Jennette, Marc B. Benoit, Vivette D'Agati, et al. Lippincott Williams & Wilkins; 2014.
Carney EF. Effect of canagliflozin on renal outcomes in the CREDENCE trial. Nat Rev Nephrol. 2020;16(4):197.
Berden AE, Ferrario F, Hagen EC, et al. Histopathological classification of ANCA-associated glomerulonephritis. J Am Soc Nephrol. 2010;21(10):1628-1636.
Medication Comparisons
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy