نتایج جستجو برای: alveolar bone loss
تعداد نتایج: 770278 فیلتر نتایج به سال:
Dyskeratosis congenita (DKC) is a rare syndrome characterized by cutaneous hyperpigmentation, nail dystrophy, leukoplakia, and pancytopenia. The purpose of this case study was to describe the management of a 7-year-old girl diagnosed with DKC who urgently needed dental treatment under general anesthesia before bone marrow transplantation (BMT). The patient presented normal skin, nails, and hair...
Aim. Orthodontic elastic bands were proposed as being the source of gingival abscesses that can rapidly lead to bone loss and teeth exfoliation. We report an adolescent, otherwise, healthy patient whose periodontal status was sound. Shortly after undergoing preparations for orthodontic treatment consisting of orthodontic separators, he presented with a periodontal abscess for which there was no...
Background: In comparison with implant treatment, autotransplantation offers potential benefits associated with the use of natural teeth. The periodontal benefits of autotransplantation include bone regeneration and reestablishment of the alveolar ridge, indicating that the procedure can be effective in regions with severe bone loss. Case Description: A 30-year-old man presented with a chief co...
Introduction. The loss of the jaw bone, especially in area alveolar process, can significantly complicate procedure prosthetic rehabilitation patients. reason for bones are physiological and pathological processes. Materials. Bone replacements widely used reconstruction bone defects. optimal characteristics these materials biocompatibility, bioinertness, biofunctionality a special canalicular i...
This publication describes the clinical case of a 75-year-old woman. She suffered from total alveolar ridge atrophy due to 20 years of wearing dentures. Bone transplantation, including harvesting of the iliac crest, was rejected by another clinic due to various existing diseases and risk of blood loss on donor side. Moreover, the minimal residual alveolar ridge did not allow bone fixation using...
Bone mesenchymal stem cells (BMSCs) senescence contributes to age-related bone loss. The alveolar bone in jaws originates from neural crest cells and possesses significant site- and age-related properties. However, such intrinsic characteristics of BMSCs from alveolar bone (AB-BMSCs) and the underlying regulatory mechanisms still remain unknown. Here, we found that the expression of special AT-...
Tooth loss is followed by a natural bone resorption process that often leads to defects in the alveolar ridge, making the installation of dental implants unfeasible. Correction of such bone defects, especially loss of height of the ridge or associated loss of thickness, is a great challenge to dental surgeons. The technique of segmental osteotomy accompanied by interpositional bone grafting has...
Alveolar reconstruction of bony defects in cleft lip and palate patients is a widely accepted treatment regimen for which multiple donor sites can be used. For 25 years, autogeneous bicortical mandibular symphyseal bone grafts have been used at the authors’ centre. In cases in which the alveolar defect was too large to match the volume of the mandibular symphyseal bone transplant, b-TCP granule...
زمینه و هدف: پوسیدگی و تحلیل استخوان شایع ترین بیماری ها در حفره دهان می باشند. کنترل عوامل خطر مسبب این بیماری ها موجب کاهش شیوع آنها می شود. در این تحقیق با استفاده از رادیوگرافی های بایت وینگ از لحاظ وجود پوسیدگی ارتباط میان پوسیدگی و تحلیل استخوان مورد بررسی قرار گرفت.روش بررسی: در این مطالعه 150 رادیوگرافی مربوط به 86 بیمار مورد بررسی قرار گرفت. در این بررسی پوسیدگی بین دندانی و فاصله cej ...
We present the use of deproteinized bovine bone mineral and a non-crosslinked collagen membrane for reconstruction significant alveolar defect in this clinical case report,. The patient had extensive loss anterior maxillary region, posing challenge implant placement. Therefore, ridge preservation was performed following tooth extraction, resulting horizontal regeneration. Two implants were subs...
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