Overview
Osteoporosis-macrocephaly-blindness-joint hyperlaxity syndrome is an extremely rare condition that has been described in medical literature but is now classified as 'obsolete' in disease databases, meaning it may have been reclassified, merged with another condition, or its original description may no longer be considered a distinct syndrome. The condition was originally described as involving a combination of osteoporosis (weakened, fragile bones), macrocephaly (an unusually large head), blindness or severe vision loss, and joint hyperlaxity (overly flexible or loose joints). These features together suggested a connective tissue or skeletal disorder affecting multiple body systems. Because this entry is obsolete, patients who were previously given this diagnosis may now fall under a different, updated diagnostic category. If you or a family member has been told you have this condition, it is important to work with a clinical geneticist to determine whether a more current diagnosis applies. Modern genetic testing may help clarify the underlying cause and guide treatment. Treatment for the individual symptoms — such as bone-strengthening medications for osteoporosis, vision support, and physical therapy for joint problems — may still be relevant regardless of the specific diagnostic label.
Also known as:
Key symptoms:
Fragile or weak bones that break easily (osteoporosis)Unusually large head size (macrocephaly)Blindness or severe vision lossOverly flexible or loose jointsBone pain or frequent fracturesDifficulty with mobility or balance
Variable
Can begin at different ages, from infancy through adulthood
Treatments
No FDA-approved treatments are currently listed for OBSOLETE: Osteoporosis-macrocephaly-blindness-joint hyperlaxity syndrome.
View clinical trials →Clinical Trials
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Specialists
View all specialists →No specialists are currently listed for OBSOLETE: Osteoporosis-macrocephaly-blindness-joint hyperlaxity syndrome.
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 OBSOLETE: Osteoporosis-macrocephaly-blindness-joint hyperlaxity syndrome.
Community
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Caregiver Resources
NORD Caregiver Resources
Support, advocacy, and financial assistance for caregivers of rare disease patients.
Mental Health Support
Rare disease caregiving can be isolating. Connect with counseling and peer support.
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.Since this diagnosis is now considered obsolete, is there a more current diagnosis that fits my symptoms?,Would whole exome or whole genome sequencing help identify the genetic cause?,What treatments are available to strengthen my bones and prevent fractures?,What can be done to preserve or support my remaining vision?,How should I manage joint hyperlaxity to prevent injuries?,Are there any clinical trials or research studies I might be eligible for?,What specialists should I be seeing regularly for ongoing care?
Common questions about OBSOLETE: Osteoporosis-macrocephaly-blindness-joint hyperlaxity syndrome
What is OBSOLETE: Osteoporosis-macrocephaly-blindness-joint hyperlaxity syndrome?
Osteoporosis-macrocephaly-blindness-joint hyperlaxity syndrome is an extremely rare condition that has been described in medical literature but is now classified as 'obsolete' in disease databases, meaning it may have been reclassified, merged with another condition, or its original description may no longer be considered a distinct syndrome. The condition was originally described as involving a combination of osteoporosis (weakened, fragile bones), macrocephaly (an unusually large head), blindness or severe vision loss, and joint hyperlaxity (overly flexible or loose joints). These features t