ICD-10-CM Billable Code

N26.1

Atrophy of kidney (terminal)

Clinical Classification Guidelines

Medical Intelligence & Overview

Atrophy of the kidney, also known as terminal kidney atrophy, is a condition characterized by the significant loss of kidney tissue, leading to decreased kidney size and function. This condition can result from various underlying causes and often progresses silently until significant kidney damage occurs. Recognizing the symptoms and understanding the causes is essential for appropriate management and treatment planning.

Causes & Symptoms

Clinical Causes: Chronic kidney infections leading to scarring and tissue loss Obstruction of the urinary tract causing prolonged pressure and damage Vascular diseases reducing blood flow to the kidneys Chronic glomerulonephritis, which causes inflammation and damage to the glomeruli Aging process, where natural decline in kidney tissue occurs Previous kidney injuries or traumas Long-standing hypertension (high blood pressure) Diabetes mellitus leading to diabetic nephropathy Exposure to nephrotoxic substances such as certain medications or toxins

Key Symptoms: Decreased urine output Swelling in the legs, ankles, or around the eyes Fatigue and weakness High blood pressure that is difficult to control Loss of appetite and nausea Shortness of breath Possible symptoms of underlying causes such as infections or obstructions

Diagnostic & Treatment

Diagnosis Path: Diagnosis of terminal kidney atrophy involves a combination of clinical evaluation and diagnostic tests: - Blood tests to assess kidney function, including serum creatinine and blood urea nitrogen (BUN) - Urinalysis to detect protein, blood, or other abnormalities - Imaging studies such as ultrasound, CT scan, or MRI to evaluate kidney size and structure - Kidney biopsy may be performed in some cases to determine underlying pathology The healthcare provider will analyze these results to establish the extent of tissue loss and kidney function impairment.

Treatment Protocols: Management of terminal kidney atrophy focuses on slowing disease progression, managing symptoms, and addressing underlying causes: - Controlling blood pressure through medications and lifestyle modifications - Managing blood sugar levels in diabetic patients - Avoiding nephrotoxic drugs and substances - Treating infections promptly - Dietary adjustments, including reduced salt intake and protein management - Dialysis may become necessary when kidney function declines significantly - In some cases, kidney transplantation could be considered if suitable The specific treatment approach depends on the severity of the condition and the patient's overall health, guided by a healthcare professional.

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Advice & FAQs

Billing Guidance

Is N26.1 a billable ICD-10 code?
Yes, N26.1 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report N26.1?
Clinical documentation must specify the nature of Atrophy of kidney (terminal) and any associated comorbidities for accurate reporting.

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