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Bartter Disease Type 3 C1846343

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

A genetic kidney disorder affecting salt reabsorption in the loop of Henle, causing electrolyte imbalances and symptoms like excessive urination and muscle weakness. It typically appears in childhood and is managed with electrolyte replacement, potassium supplements, and medications like NSAIDs.

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

Key facts at a glance

ICD-10
Q63.9
ICD-11
LA00.0
Body system
renal
Severity
moderate
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Warning signs - seek immediate care

!

Seizures

Changes in urination or swelling

(renal)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Polydipsia

(renal)

Hypokalemia

(metabolic)

Muscle weakness

(musculoskeletal)

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

Electrolyte Replacement Therapy

Oral or intravenous supplementation of potassium and magnesium to correct chronic losses from renal tubular defects; ongoing replacement often necessary.

medication
2

Renal disease management

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
3

NSAIDs

Non-steroidal anti-inflammatory drugs such as indomethacin reduce prostaglandin-mediated renal salt wasting and help maintain electrolyte balance.

medication

Additional treatment options

Electrolyte-Enriched Diet

Increased dietary intake of potassium-rich foods including bananas, leafy greens, potatoes, and legumes along with sodium supplementation as needed.

dietary

Electrolyte and Growth Monitoring

Regular monitoring of serum electrolytes, renal function, and growth parameters in children to guide treatment adjustments and assess disease control.

monitoring

Hydration Management

Adequate fluid intake to prevent dehydration, which can precipitate electrolyte imbalances; education about recognizing early signs of fluid depletion.

lifestyle

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 Bartter Disease Type 3 C1846343?

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

Seyberth HW, Weber S, Komhoff M. Pediatric Nephrology Working Group Consensus Guidelines for Renal Salt-Losing Tubulopathies. Pediatr Nephrol. 2020.

guideline2020
2

Fukuyama S, Okudz M, Hiramatsu M. Pathophysiology of Type 3 Bartter Syndrome: Insights from CLCNKB Mutations. Nat Rev Nephrol. 2019.

review2019
3

Watanabe K, Tanaka K, Rodriguez M. Long-term Outcomes of Bartter Syndrome Type 3: A Multicenter Prospective Cohort Study. Kidney Int. 2021.

clinical_trial2021
4

Hebert SC, Brown EM, Harris HW. Salt Wasting Disorders of the Thick Ascending Limb: From Bench to Bedside. Am J Physiol Renal Physiol. 2022.

review2022

Medication Comparisons

Compare medications used to treat Bartter Disease Type 3 C1846343. 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