Question 1

What is STING-associated vasculopathy with onset in infancy?

Accepted Answer

STING-associated vasculopathy with onset in infancy (SAVI) is a rare genetic autoinflammatory disorder. It is caused by continuous activation of the STING protein, leading to systemic inflammation from infancy. The condition is marked by inflammation affecting small blood vessels, which can lead to skin, lung, and joint complications.

People with this condition may experience severe skin lesions, lung disease, and joint problems starting in the neonatal or infantile period. The skin symptoms can worsen with cold exposure and progress to more serious complications such as ulcers or tissue damage. This disorder is part of a group of conditions known as type I interferonopathies due to its association with high levels of interferon production.

Question 2

What are the symptoms of STING-associated vasculopathy with onset in infancy?

Accepted Answer

Common symptoms include intermittent low-grade fever, a recurrent cough, and failure to thrive. People may also experience progressive interstitial lung disease, joint pain (polyarthritis), and characteristic violaceous scaling lesions on the fingers, toes, nose, cheeks, and ears which can worsen with cold exposure. Over time, these skin lesions can progress to chronic ulcers, necrosis, and in some cases, autoamputation.

Question 3

What causes STING-associated vasculopathy with onset in infancy?

Accepted Answer

SAVI is a genetic condition caused by mutations in the STING1 gene. This mutation leads to the continuous activation of the STING protein, resulting in an overproduction of type I interferon and a related inflammatory response. The condition is inherited, although the exact pattern of inheritance was not detailed in the available sources. Associated genes include STING1.

Question 4

How is STING-associated vasculopathy with onset in infancy inherited?

Accepted Answer

STING-associated vasculopathy with onset in infancy follows an autosomal dominant inheritance pattern. This means inheriting just one copy of the altered gene from either parent can cause the condition.

Question 5

How rare is STING-associated vasculopathy with onset in infancy?

Accepted Answer

STING-associated vasculopathy with onset in infancy is classified as very rare. The estimated prevalence is approximately <1 in 1,000,000. Because rare disease data can be limited, actual numbers may differ from published estimates.

Question 6

How is STING-associated vasculopathy with onset in infancy diagnosed?

Accepted Answer

Information about diagnosis is currently limited for this condition.

Question 7

Are there treatments for STING-associated vasculopathy with onset in infancy?

Accepted Answer

Information about treatment is currently limited for this condition.

Question 8

What complications can arise from STING-associated vasculopathy with onset in infancy?

Accepted Answer

STING-associated vasculopathy with onset in infancy can lead to serious complications, particularly affecting the skin, lungs, and joints. Patients may develop severe skin lesions that can worsen with cold exposure, leading to chronic ulcers or even tissue damage. Additionally, lung disease and joint pain can progress, impacting overall health and quality of life.

Question 9

How does STING-associated vasculopathy with onset in infancy affect daily life for patients?

Accepted Answer

Living with STING-associated vasculopathy with onset in infancy can be challenging due to symptoms like recurrent cough, low-grade fever, and joint pain. The skin lesions can be painful and may require special care, especially in cold weather. Families may need to make adjustments to daily activities to manage these symptoms and ensure comfort.

Question 10

What is the prognosis for someone with STING-associated vasculopathy with onset in infancy?

Accepted Answer

Currently, there is limited information about the long-term prognosis for individuals with STING-associated vasculopathy with onset in infancy. The condition can lead to severe complications, and ongoing management may be necessary. Each patient's experience can vary, so it's important for families to work closely with healthcare providers to monitor and address symptoms.

Question 11

Are there specific specialists that should be involved in the care of someone with STING-associated vasculopathy with onset in infancy?

Accepted Answer

Yes, individuals with STING-associated vasculopathy with onset in infancy may benefit from a team of specialists. This can include dermatologists for skin issues, pulmonologists for lung complications, and rheumatologists for joint problems. Coordinated care from these specialists can help manage the various symptoms and improve the patient's quality of life.

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STING-associated vasculopathy with onset in infancy

Overview

Clinical Presentation

Genetic Landscape

Diagnosis

Prognosis

Research Landscape

Medical References

External Resources

OMIM

Orphanet

GARD

Questions for Your Care Team

Questions for Your Care Team

FAQ

Frequently Asked Questions

Explore clinical features

Recent Publications

STING-associated vasculopathy with onset in infancy

Overview

Clinical Presentation

Genetic Landscape

Diagnosis

Prognosis

Research Landscape

Medical References

External Resources

OMIM

Orphanet

GARD

Related Diseases

Questions for Your Care Team

Questions for Your Care Team

FAQ

Frequently Asked Questions

What is STING-associated vasculopathy with onset in infancy?

What are the symptoms of STING-associated vasculopathy with onset in infancy?

What causes STING-associated vasculopathy with onset in infancy?

How is STING-associated vasculopathy with onset in infancy inherited?

How rare is STING-associated vasculopathy with onset in infancy?

How is STING-associated vasculopathy with onset in infancy diagnosed?

Are there treatments for STING-associated vasculopathy with onset in infancy?

What complications can arise from STING-associated vasculopathy with onset in infancy?

How does STING-associated vasculopathy with onset in infancy affect daily life for patients?

What is the prognosis for someone with STING-associated vasculopathy with onset in infancy?

Are there specific specialists that should be involved in the care of someone with STING-associated vasculopathy with onset in infancy?

Explore clinical features

Recent Publications