Kidney Benign Neoplasm C0496892
Non-cancerous growths that develop in kidney tissue. They commonly occur in adults and are usually discovered during imaging tests done for other reasons. Treatment is often not necessary unless the growth causes problems.
Key facts at a glance
- ICD-10
- N28.9
- ICD-11
- GA00.0
- Body system
- renal
- Severity
- mild
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Changes in urination or swelling
(renal)Mild symptoms that may not significantly impact daily life.
Frequency: Common at all stages
Incidental renal mass
(renal)Flank pain
(renal)Gross hematuria
(renal)Palpable abdominal mass
(renal)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
Active surveillance with imaging
Regular monitoring with periodic ultrasound or CT scans to assess size and characteristics of the benign neoplasm. No intervention is needed if the lesion remains stable and asymptomatic.
Renal disease management
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Additional treatment options
Percutaneous needle biopsy
Image-guided biopsy to obtain tissue diagnosis when imaging characteristics are indeterminate. Helps rule out malignancy before deciding on further management.
procedurePartial nephrectomy
Surgical removal of the neoplasm while preserving surrounding healthy kidney tissue. Reserved for symptomatic lesions or those showing concerning growth patterns.
surgicalBlood pressure management
Maintaining optimal blood pressure through lifestyle modifications and medication if needed to protect kidney function and prevent complications.
lifestyleKidney-friendly nutrition
Balanced diet with moderate protein intake and adequate hydration to support overall kidney health and function.
dietaryWhen 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 Kidney Benign Neoplasm C0496892?
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.
Campbell SC, Novick AC, Belldegrun A, et al. Guideline for management of the clinical T1a renal mass. J Urol. 2009;182(4):1271-1279.
Poulakis V, Witzsch U, de Vries R, Becht E. A review of 281 patients with renal angiomyolipoma: a single-center experience. Urology. 2003;61(3):605-609.
Wang H, Zhang L, Liu J, et al. Comparison of radiofrequency ablation and partial nephrectomy for benign renal tumors: a systematic review and meta-analysis. Urol Oncol. 2021;39(5):289-297.
Brennan J, Gill IS, Srivastava A. Benign renal neoplasms: classification, clinical features, and imaging. Radiol Clin North Am. 2020;58(6):1147-1161.
Medication Comparisons
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Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy