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Acute Tubulointerstitial Nephritis C1843274

Published: July 22, 2026Updated: August 20, 2026

Kidney inflammation affecting the tubules and surrounding tissue, often from medications or infections. Treatment involves removing the cause and supporting kidney function.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 20, 2026Editorial policy

Key facts at a glance

ICD-10
N28.9
ICD-11
GA00.0
Body system
renal
Severity
moderate
Chronic
false

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Changes in urination or swelling

(renal)

Noticeable symptoms that may vary in intensity over time.

Frequency: Varies

Flank pain

(renal)

Fever

(renal)

Rash

(renal)

Eosinophilia

(renal)

Diagnosis and tests

How this condition is diagnosed and what test results mean.

Initial screening tests

1

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

1

Discontinue offending agents

Immediate cessation of any medications suspected of triggering acute tubulointerstitial nephritis, which may be the only intervention needed if identified early before irreversible damage occurs.

medication
2

Renal disease management

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
3

Corticosteroid therapy

Systemic corticosteroids to suppress immune-mediated inflammation in the renal tubules and interstitium when supportive care alone is insufficient or when symptoms are severe.

medication

Additional treatment options

Renal function surveillance

Close monitoring of serum creatinine, BUN, and electrolytes along with urinalysis to assess kidney function recovery and detect progression requiring escalation of therapy.

monitoring

Fluid and electrolyte management

Careful attention to hydration status and electrolyte replacement as needed, particularly when polyuria is present or tubular function is impaired.

lifestyle

Renal biopsy

Percutaneous kidney biopsy to confirm diagnosis, assess degree of inflammation and fibrosis, and guide treatment decisions when clinical presentation is atypical or response to therapy is inadequate.

procedure

When to seek medical help

Recognize when you need immediate medical attention.

Schedule an appointment soon

Symptoms associated with this condition. Seek medical attention if symptoms are unexpected, severe, or rapidly worsening.- Contact your healthcare provider if symptoms persist or worsen. Seek emergency care for sudden severe symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Acute Tubulointerstitial Nephritis C1843274?

Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]

general

Sources and references

Authoritative medical sources used to create this content.

1

Kidney Disease Improving Global Outcomes (KDIGO). Clinical practice guideline for glomerulonephritis. Kidney Int Suppl. 2021;11(1):1-274.

guideline2021
2

Perazella MA, Markowitz GS. Drug-induced acute interstitial nephritis. Nat Rev Nephrol. 2010;6(8):461-470.

review2010
3

Molinario R, Espino M, Balzan A, et al. Corticosteroid therapy for acute interstitial nephritis: a systematic review and meta-analysis. Clin Kidney J. 2022;15(5):942-951.

meta_analysis2022
4

Raghavan R, Eknoyan G. Acute interstitial nephritis: a review. Adv Chronic Kidney Dis. 2021;28(4):345-359.

review2021

Medication Comparisons

Compare medications used to treat Acute Tubulointerstitial Nephritis C1843274. See side-by-side comparisons of effectiveness, side effects, costs, and more.

View Medication Comparisons

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 20, 2026. · Read our editorial policy