Overview
Embryonary disorganization syndrome, also sometimes referred to as embryonic disorganization, is an extremely rare developmental condition that was observed in newborns and fetuses. This condition is now classified as obsolete in medical databases, meaning it is no longer considered a distinct or active diagnostic category. When it was described, it referred to a severe disruption in the normal organization and development of the embryo during pregnancy, leading to major structural abnormalities affecting multiple organ systems. Affected individuals typically showed chaotic arrangement of body tissues and organs, with severe malformations that were often incompatible with life. Because this condition has been reclassified as obsolete, it is possible that cases previously labeled under this name have since been reclassified under other more specific diagnoses as medical understanding and genetic testing have advanced. The features originally described may now fall under other categories of developmental or congenital anomalies. There are no established treatments specific to this syndrome, and management would have been supportive and focused on addressing individual malformations when possible. If you or a family member received this diagnosis historically, it is strongly recommended to consult with a clinical geneticist who can review the case with modern diagnostic tools and potentially provide a more precise diagnosis.
Key symptoms:
Severe structural birth defectsDisorganized arrangement of body tissuesMultiple organ malformationsAbnormal body shape or formGrowth problems before birthPossible absence or duplication of organsAbnormal limb development
Neonatal
Begins at or shortly after birth (first 4 weeks)
Treatments
No FDA-approved treatments are currently listed for OBSOLETE: Embryonary disorganization syndrome.
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Specialists
View all specialists →No specialists are currently listed for OBSOLETE: Embryonary disorganization 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: Embryonary disorganization syndrome.
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Caregiver Resources
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Social Security Disability
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Questions for your doctor
Bring these to your next appointment
- Q1.Has this diagnosis been reclassified under a more current condition name?,Would modern genetic testing help identify a more specific cause?,What is the chance this could happen again in a future pregnancy?,Are there prenatal screening options available for future pregnancies?,Can you refer us to a genetic counselor for family planning guidance?,Are there support groups for families who have experienced similar losses?,Should other family members be tested for any genetic factors?
Common questions about OBSOLETE: Embryonary disorganization syndrome
What is OBSOLETE: Embryonary disorganization syndrome?
Embryonary disorganization syndrome, also sometimes referred to as embryonic disorganization, is an extremely rare developmental condition that was observed in newborns and fetuses. This condition is now classified as obsolete in medical databases, meaning it is no longer considered a distinct or active diagnostic category. When it was described, it referred to a severe disruption in the normal organization and development of the embryo during pregnancy, leading to major structural abnormalities affecting multiple organ systems. Affected individuals typically showed chaotic arrangement of body
At what age does OBSOLETE: Embryonary disorganization syndrome typically begin?
Typical onset of OBSOLETE: Embryonary disorganization syndrome is neonatal. Age of onset can vary across affected individuals.