Accidental Diagnosis of Type VII Osteogenesis Imperfecta in an Infant Presenting With Pneumonia and Rickets-Like Rib
Samaneh Parviz1, Dariush Hooshyar2,3
1Department of Pediatrics Clinical Research Development Center of Children's Hospital, Hormozgan University of Medical Science Bandar Abbas Iran.
Insights
This case report details a newborn with Type VII Osteogenesis Imperfecta (OI), a rare genetic disorder. Early diagnosis via imaging and genetic testing is vital for managing fractures and skeletal deformities in infants.
Area of Science:
- Pediatric Orthopedics
- Medical Genetics
- Neonatology
Background:
- Osteogenesis Imperfecta (OI) is a group of genetic disorders characterized by fragile bones.
- Type VII OI, associated with CRTAP mutations, presents with severe skeletal deformities and fractures.
- Distinguishing OI from other conditions like rickets can be challenging in neonates.
Purpose of the Study:
- To report a case of Type VII OI diagnosed in a neonate.
- To highlight diagnostic challenges and the importance of early identification.
- To emphasize the role of genetic testing and multidisciplinary management in OI.
Main Methods:
- Case report of a neonate presenting with fractures and skeletal abnormalities.
- Diagnostic evaluation included imaging studies (X-rays) and genetic testing.
- Review of clinical presentation, diagnostic process, and management strategies.
Main Results:
- Incidental rib fractures led to the diagnosis of Type VII OI in a newborn.
- Imaging revealed multiple fractures, deformities, and callus formations.
- Genetic testing confirmed a Cartilage-associated Protein (CRTAP) mutation.
Conclusions:
- This case highlights the diagnostic complexity of rare OI types in newborns.
- Early identification through advanced imaging and genetic analysis is critical.
- Prompt therapeutic interventions, including bisphosphonates and orthopedic care, improve outcomes for infants with OI.
Abstract:
This case report describes a newborn diagnosed with Type VII Osteogenesis Imperfecta (OI) following an incidental finding of rib fractures during evaluation for pneumonia. The patient presented with multiple fractures, including deformities and callus formations in the ribs and extremities, initially raising concerns for differential diagnoses such as rickets. Imaging studies revealed characteristic skeletal abnormalities, including rachitic rosary-like rib deformities and multiple fractures of varying ages. Genetic testing confirmed a Cartilage-associated Protein (CRTAP) mutation, consistent with Type VII OI. This case underscores the diagnostic challenges posed by rare forms of OI, particularly in distinguishing them from other conditions with similar presentations. Early identification through imaging and genetic testing, followed by appropriate therapeutic interventions such as bisphosphonate therapy and orthopedic management, is crucial for improving patient outcomes. This report highlights the importance of considering OI in the differential diagnosis of pediatric patients presenting with fractures and skeletal deformities, even when initially evaluated for unrelated conditions.
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