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Bardet Biedl Syndrome 2 4 Digenic C4016956

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

A rare inherited condition causing ciliary defects affecting eyes, kidneys, and limbs. Patients may experience progressive vision loss, obesity, and extra fingers or toes. Supportive care from multiple specialists improves quality of life.

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

Key facts at a glance

ICD-10
Q89.9
ICD-11
LA00.0
Body system
congenital
Severity
moderate
Chronic
true

Signs and symptoms

Common signs and symptoms that may indicate this condition.

Warning signs - seek immediate care

!

Rod-cone dystrophy (retinal degeneration)

Generalized symptoms

(congenital)

Noticeable symptoms that may vary in intensity over time.

Frequency: Common at all stages

Obesity

(endocrine)

Postaxial polydactyly

(musculoskeletal)

Congenital heart disease

(cardiovascular)

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

Enhanced renal surveillance

Given the digenic inheritance pattern, more frequent renal ultrasound and function monitoring is recommended due to potentially increased renal involvement risk.

monitoring
2

Healthy lifestyle changes and stress management

Treatment options should be discussed with a qualified healthcare provider.

lifestyle
3

Metabolic syndrome prevention

Aggressive weight management and metabolic monitoring given higher genetic susceptibility to obesity and associated complications.

lifestyle

Additional treatment options

Genetic counseling for family planning

Comprehensive genetic counseling to explain digenic inheritance pattern and recurrence risks for future pregnancies.

complementary

Polydactyly surgical intervention

Surgical correction of extra digits when present, tailored to the specific limb abnormalities in the digenic form.

procedure

Specialized nutritional support

Individualized nutrition planning focusing on metabolic health, portion control, and nutrient-dense food choices to manage weight.

dietary

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 Bardet Biedl Syndrome 2 4 Digenic C4016956?

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 Bardet Biedl Syndrome 2 4 Digenic C4016956. 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