Purpose: To describe the rehabilitation with implants placed simultaneously with particulated bone graft in 4 patients diagnosed with recessive dystrophic epidermolysis bullosa.
Materials And Methods: A retrospective study was conducted of 4 patients diagnosed with recessive dystrophic epidermolysis bullosa and treated with dental implants and simultaneous particulate bone graft from January 2005 to December 2009. All patients had marked oral involvement, with devastating alterations in the soft and hard tissues and were rehabilitated with a fixed prosthesis.
Results: Eighteen implants showed dehiscence or fenestration and were placed simultaneously with particulated bone grafts to cover exposed threads: 14 received autologous bone and 4 tricalcium betaphosphate. In 16, the bone graft was covered with resorbable collagen membranes and in 2 with a nonresorbable titanium-reinforced membrane. Of the 18 implants, 8 were placed in the maxilla combining drills and osteotomes and 10 in the mandible with the conventional drilling procedure. All implants survived after a minimum follow-up of 12 months (range 12 to 48).
Conclusions: The results of this small-sample clinical study suggest that endosseous implants can be placed simultaneously with particulated bone graft, providing support for a fixed prosthesis in patients with recessive dystrophic epidermolysis bullosa and considerably improving these patients' quality of life.
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http://dx.doi.org/10.1016/j.joms.2011.08.034 | DOI Listing |
Tissue Eng Part B Rev
January 2025
Materials Science and Engineering, School of Materials and Chemistry, University of Shanghai for Science & Technology, Shanghai, China.
Synthetic bone transplantation has emerged in recent years as a highly promising strategy to address the major clinical challenge of bone tissue defects. In this field, bioactive glasses (BGs) have been widely recognized as a viable alternative to traditional bone substitutes due to their unique advantages, including favorable biocompatibility, pronounced bioactivity, excellent biodegradability, and superior osseointegration properties. This article begins with a comprehensive overview of the development and success of BGs in bone tissue engineering, and then focuses on their composite reinforcement systems with biodegradable metals, calcium-phosphorus (Ca-P)-based bioceramics, and biodegradable medical polymers, respectively.
View Article and Find Full Text PDFHepatol Commun
November 2024
Department of Medicine, University of California, San Diego, La Jolla, California, USA.
Background: Liver fibrosis is caused by chronic toxic or cholestatic liver injury. Fibrosis results from the recruitment of myeloid cells into the injured liver, the release of inflammatory and fibrogenic cytokines, and the activation of myofibroblasts, which secrete extracellular matrix, mostly collagen type I. Hepatic myofibroblasts originate from liver-resident mesenchymal cells, including HSCs and bone marrow-derived CD45+ collagen type I+ expressing fibrocytes.
View Article and Find Full Text PDFClin Oral Investig
January 2025
Department of Cranio- and Maxillofacial Surgery, University Hospital Regensburg, Regensburg, Germany.
Background: Facial transplantation (FT) provides advanced solutions for severe facial defects by incorporating complex tissues such as bone, skin, oral mucosa and nerves. Oral health plays a critical role in FT, impacting both functional outcomes and transplant prognosis. Despite its importance, literature on oral health in FT recipients remains sparse.
View Article and Find Full Text PDFCancer
January 2025
Peking University Institute of Hematology, Peking University People's Hospital, Beijing, China.
Background: Patients with lysine methyltransferase 2a (KMT2A)-rearranged (KMT2A-r) acute myeloid leukemia (AML) are assigned to intermediate-risk and adverse-risk categories at diagnosis. However, the value of molecular measurable residual disease (MRD) status in patients who have KMT2A-r AML before allogeneic hematopoietic stem cell transplantation (allo-HSCT) in adult cohorts has rarely been evaluated.
Methods: Patients with KMT2A-r AML who achieved complete remission and subsequently underwent allo-HSCT between January 2015 and January 2023 were included in this analysis.
ACS Appl Mater Interfaces
January 2025
Laboratory of Biomass and Green Technologies, Gembloux Agro-Bio Tech, University of Liège, Passage des Déportés, 2, 5030 Gembloux, Belgium.
Transplantation of bone implants is currently recognized as one of the most effective means of treating bone defects. Biobased and biodegradable polyester composites combine the good mechanical and degradable properties of polyester, thereby providing an alternative for bone implant materials. Bone tissue engineering (BTE) accelerates bone defect repair by simulating the bone microenvironment.
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