Quantitative evaluation of whole-body bone scans is valuable for the description of metabolic activity in systemic bone disease and provides parameters of whole-body activity retention up to 24 h after injection of the radiopharmacon, of bone to soft tissue relation and of the activity in the epiphysis and diaphysis. A combination of whole-body imaging by a gamma-camera with pinhole collimator and a series of single pictures evaluated by the ROI technique is able to record these parameters with sufficient precision. This is demonstrated by measuring phantoms, and patients with and without bone disease. In 34 patients with systemic bone disease the quantitative parameters are altered partially, the changes however are insufficient for their differential diagnosis.
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Indian J Dent Res
October 2024
Department of Oral Medicine and Radiology, Sree Balaji Dental College and Hospital, Bharath Institute of Higher Education and Research, Chennai, Tamil Nadu, India.
Osteopetrosis, also known as marble bone disease, is a genetic condition characterised by generalised sclerosis of bones. The osteoclastic cells responsible for bone resorption are defective and nonfunctional. These patients tend to have low bone quality in spite of increased bone deposition and thus experience multiple fractures during their life span.
View Article and Find Full Text PDFJBJS Case Connect
October 2024
Department of Orthopaedics, Cincinnati Children's Hospital Medical Center, Cincinnati, Ohio.
Case: An 8-year-old girl with NF1 and congenital tibial dysplasia with significant bilateral tibial bowing underwent McFarland procedures. Now age 22 with 14-year follow-up indicating sustained correction and healing of her bilateral limb deformities.
Conclusion: This case illustrates the McFarland procedure provided adequate corrective treatment of this deformity and remains a success at long-term follow-up.
J Clin Endocrinol Metab
January 2025
Department of Health Research Methods, Evidence, and Impact, McMaster University, Hamilton, ON, Canada.
Objective: To examine the evidence addressing the management of X-linked hypophosphatemia (XLH) in children to inform treatment recommendations.
Methods: We searched Embase, MEDLINE, Web of Science, and Cochrane Central up to May 2023. Eligible studies included RCTs and observational studies of individuals less than 18yrs with clinically or genetically confirmed XLH.
J Clin Endocrinol Metab
January 2025
IMAGINE Institute Affiliate, INSERM U1163, Paris, France.
Context: Congenital hypothyroidism (CH) is the most common neonatal endocrine disorder and is chiefly caused by thyroid dysgenesis (CHTD). The inheritance mode of the disease remains complex.
Objectives: Gain insight into the inheritance mode of CHTD.
JBJS Case Connect
January 2025
Morristown Medical Center, Morristown, New Jersey.
Case: We outline the management of a 10-month-old girl with an Ewing sarcoma involving the entire radius. The patient was treated with neoadjuvant chemotherapy resulting in almost a complete response. A limb-sparing procedure was performed consisting of a radical resection of the entire radius and centralization of the carpus to the ulna.
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