C79.00 Secondary malignant neoplasm of unspecified kidney and renal pelvis

ICD10CM code

#### Name of the Condition
- Secondary Malignant Neoplasm of Unspecified Kidney and Renal Pelvis
- ICD-10 Code: C79.00

#### Summary
Secondary malignant neoplasm of the unspecified kidney and renal pelvis refers to cancer that has spread (metastasized) to the kidney and renal pelvis from a primary site elsewhere in the body. This condition is characterized by the presence of metastatic tumors in these areas.

#### Causes
The primary cause of secondary malignant neoplasm in the kidney and renal pelvis is metastasis from cancers originating in other parts of the body. Common primary sites include the lungs, breasts, colon, and pancreas.

#### Risk Factors
- Having a primary cancer diagnosis
- Advanced stage primary cancers
- History of metastasis
- Age: Older individuals may have a higher risk
- Genetic predisposition to certain types of cancers

#### Symptoms
- Blood in urine (hematuria)
- Low back pain or side pain
- Unexplained weight loss
- Fatigue
- Recurrent fevers
- Swelling in legs and ankles

#### Diagnosis
- Imaging studies: CT scans, MRI, and ultrasounds to detect tumors
- Biopsy to histologically confirm metastatic cancer
- Blood tests to assess kidney function and potential tumor markers

#### Treatment Options
- Chemotherapy: Targets cancer cells throughout the body
- Targeted therapy: Focuses on specific molecules involved in cancer growth
- Immunotherapy: Boosts the body's natural defenses to fight cancer
- Surgery: In some cases, removal of metastatic tumors
- Palliative care: Focused on symptom management and quality of life

#### Prognosis and Follow-Up
Prognosis varies depending on the stage of the primary cancer and the extent of metastasis. Regular follow-up and monitoring are crucial to managing the condition and adjusting treatment as necessary.

#### Complications
- Kidney failure
- Pain and discomfort
- Spread of metastasis to other organs
- Adverse effects from treatments

#### Lifestyle & Prevention
- Healthy diet and regular exercise may support overall well-being
- Avoiding tobacco and limiting alcohol consumption
- Regular check-ups for early detection of primary cancers

#### When to Seek Professional Help
- Noticeable blood in urine
- Persistent back or side pain
- Significant unexplained weight loss or fatigue
- Symptoms of a urinary tract infection that do not improve

#### Additional Resources
- American Cancer Society: [cancer.org](https://www.cancer.org)
- Kidney Cancer Association: [kidneycancer.org](https://www.kidneycancer.org)
- National Cancer Institute: [cancer.gov](https://www.cancer.gov)

#### Tips for Medical Coders
- Ensure both primary and secondary cancer sites are coded appropriately when applicable.
- Avoid confusion with primary renal cancers; secondary neoplasm indicates metastasis.
- Cross-reference patient records for primary cancer codes to maintain accuracy.

Medical Policies and Guidelines for Secondary malignant neoplasm of unspecified kidney and renal pelvis

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