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Radiological and laboratory features of infantile cortical hyperostosis. A case report
1Department of Orthopaedic Surgery, Tohoku University School of Medicine, Sendai, Japan.
Insights
This case study presents a nine-month-old boy with infantile cortical hyperostosis and cystic fibrosis. The condition, marked by bone thickening, resolved within eight months.
Area of Science:
- Pediatric Endocrinology
- Skeletal Dysplasias
- Genetic Disorders
Background:
- Infantile cortical hyperostosis (ICH), also known as Caffey disease, is a rare disorder characterized by bone overgrowth.
- Cystic fibrosis (CF) is a genetic disorder affecting multiple organs, primarily the lungs and digestive system.
Observation:
- A nine-month-old boy presented with symptoms suggestive of infantile cortical hyperostosis.
- Radiographic evidence showed symmetrical periosteal thickening in multiple long bones and ribs.
- The patient also had a confirmed diagnosis of cystic fibrosis.
Findings:
- The infantile cortical hyperostosis in this patient was associated with elevated serum alkaline phosphatase levels.
- Clinical manifestations included hyperirritability and soft tissue swelling around the hip joints.
- The bone abnormalities and associated symptoms showed gradual resolution over an eight-month period.
Implications:
- This case highlights a potential association between infantile cortical hyperostosis and cystic fibrosis in infants.
- Understanding this association may aid in the diagnosis and management of both conditions.
- Further research is warranted to explore the pathomechanisms linking these two distinct disorders.
Abstract:
We describe a boy aged nine months with infantile cortical hyperostosis in association with cystic fibrosis. Symmetrical periosteal thickening was present in the clavicles, ribs, femora, humeri, ulnae and radii. Periosteal hyperostosis of the humerus developed in association with an increase in the levels of serum alkaline phosphatase a month before the appearance of hyperirritability and soft tissue swelling about the hip joints. The condition gradually resolved during the following eight months.