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Diazoxide Resistant Focal Hyperinsulinism Due To Kir6 2 Deficiency C5191060

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

A severe genetic condition causing dangerously low blood sugar due to excess insulin production. Often requires surgical treatment when medications like diazoxide are ineffective.

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

Key facts at a glance

ICD-10
E34.9
ICD-11
5A00.0
Body system
endocrine
Severity
severe
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Fatigue or weight changes

(endocrine)

Significant symptoms that substantially affect daily functioning.

Frequency: Common at all stages

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

Endocrine management

Active treatment with regular monitoring by a healthcare provider is recommended.

medication
2

Focal lesion resection

Surgical removal of the focal hyperinsulinemic lesion identified by 18F-DOPA PET imaging offers the possibility of cure. Careful intraoperative monitoring ensures complete excision while preserving normal pancreatic tissue.

surgical
3

Continuous glucose monitoring

Real-time glucose monitoring devices track glucose trends and detect asymptomatic hypoglycemia. Data guides treatment adjustments and reduces hypoglycemic events between meals.

monitoring

Additional treatment options

Somatostatin analog therapy

Octreotide or pasireotide suppress insulin secretion through somatostatin receptor activation. Subcutaneous or continuous infusion provides alternative glycemic control when surgical cure is not achievable.

medication

Frequent feeding regimen

Scheduled small frequent feedings with complex carbohydrates maintain stable glucose levels. Enteral feeds via nasogastric or gastrostomy tube may be necessary for reliable overnight glucose delivery.

dietary

Pancreatectomy

Partial or near-total pancreatectomy reduces insulin-secreting tissue mass when focal surgery is not feasible or has failed. Reserved for severe cases given significant diabetes risk.

surgical

When to seek medical help

Recognize when you need immediate medical attention.

See a doctor within 24 hours

Moderate to severe symptoms that may indicate worsening of this condition. Prompt medical evaluation is recommended.

Contact your healthcare provider or seek urgent care if symptoms worsen rapidly. Go to the emergency department for life-threatening symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Diazoxide Resistant Focal Hyperinsulinism Due To Kir6 2 Deficiency C5191060?

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

general

Medication Comparisons

Compare medications used to treat Diazoxide Resistant Focal Hyperinsulinism Due To Kir6 2 Deficiency C5191060. 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