Overview
Neonatal dermatomyositis is an extremely rare inflammatory condition that appears in newborns, combining features of skin inflammation (dermato-) and muscle inflammation (myositis). It belongs to the broader group of inflammatory myopathies, which are conditions where the body's immune system mistakenly attacks its own muscles and skin. In this neonatal form, symptoms are present at birth or develop within the first weeks of life, which is very unusual since dermatomyositis typically affects older children or adults. Babies with this condition may show characteristic skin rashes, including a purplish or reddish discoloration around the eyes (called a heliotrope rash) and reddened patches over the knuckles, elbows, or knees (called Gottron papules). Muscle weakness is another hallmark, which can make the baby appear floppy or have difficulty feeding and moving. In some cases, the condition may also affect internal organs, including the lungs and heart. Because this condition is so rare, there is no single established treatment protocol. Management typically involves immunosuppressive medications such as corticosteroids and other drugs that calm the overactive immune system. Supportive care, including physical therapy and nutritional support, plays an important role. The treatment approach is largely borrowed from what is known about juvenile dermatomyositis, adapted for the unique needs of a newborn. Early diagnosis and aggressive treatment are important to prevent complications and improve outcomes.
Also known as:
Key symptoms:
Skin rash with purplish discoloration around the eyesRed or purple patches over the knuckles, elbows, or kneesMuscle weakness or floppinessDifficulty feeding or swallowingPoor muscle tone (baby feels limp)Skin thickening or hardeningCalcium deposits under the skinFatigue and low energyDifficulty breathingJoint stiffness or contracturesFailure to thrive or poor weight gainIrritability or excessive crying
Variable
Can be inherited in different ways depending on the underlying gene
Neonatal
Begins at or shortly after birth (first 4 weeks)
Treatments
No FDA-approved treatments are currently listed for Neonatal dermatomyositis.
View clinical trials →Clinical Trials
View all trials with filters →No actively recruiting trials found for Neonatal dermatomyositis at this time.
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Treatment Centers
8 centersBaylor College of Medicine Rare Disease Center ↗
Baylor College of Medicine
📍 Houston, TX
🏥 NORDStanford Medicine Rare Disease Center ↗
Stanford Medicine
📍 Stanford, CA
🔬 UDNNIH Clinical Center Undiagnosed Diseases Program ↗
National Institutes of Health
📍 Bethesda, MD
🔬 UDNUCLA UDN Clinical Site ↗
UCLA Health
📍 Los Angeles, CA
🔬 UDNBaylor College of Medicine UDN Clinical Site ↗
Baylor College of Medicine
📍 Houston, TX
🔬 UDNHarvard/MGH UDN Clinical Site ↗
Massachusetts General Hospital
📍 Boston, MA
🏥 NORDMayo Clinic Center for Individualized Medicine ↗
Mayo Clinic
📍 Rochester, MN
👤 Mayo Clinic Center for Individualized Medicine
🏥 NORDUCLA Rare Disease Day Program ↗
UCLA Health
📍 Los Angeles, CA
Travel Grants
No travel grants are currently matched to Neonatal dermatomyositis.
Community
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Caregiver Resources
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Family & Caregiver Grants
Financial assistance programs specifically for caregivers of rare disease patients.
Social Security Disability
Learn how rare disease patients may qualify for SSDI/SSI benefits.
Questions for your doctor
Bring these to your next appointment
- Q1.What is the severity of my baby's condition, and what organs are affected?,What treatment plan do you recommend, and what are the potential side effects?,How will we monitor my baby's response to treatment?,What signs of complications should I watch for at home?,Will my baby need physical therapy, and how often?,Are there any clinical trials or new treatments being studied for this condition?,What is the expected long-term outlook for my child's development and quality of life?
Common questions about Neonatal dermatomyositis
What is Neonatal dermatomyositis?
Neonatal dermatomyositis is an extremely rare inflammatory condition that appears in newborns, combining features of skin inflammation (dermato-) and muscle inflammation (myositis). It belongs to the broader group of inflammatory myopathies, which are conditions where the body's immune system mistakenly attacks its own muscles and skin. In this neonatal form, symptoms are present at birth or develop within the first weeks of life, which is very unusual since dermatomyositis typically affects older children or adults. Babies with this condition may show characteristic skin rashes, including a
At what age does Neonatal dermatomyositis typically begin?
Typical onset of Neonatal dermatomyositis is neonatal. Age of onset can vary across affected individuals.
Which specialists treat Neonatal dermatomyositis?
3 specialists and care centers treating Neonatal dermatomyositis are listed on UniteRare, sourced from ClinicalTrials.gov principal investigators, published research, and the NPPES NPI registry.