A 61-year-old woman with a focus of lamellar bone with bone-marrow in the corium of the forehead skin, the socalled Osteoma Cutis is reported. A review of the literature revealed 416 reports of bone structure in the integument. Osteosis Cutis Faciei is a rare and a harmless illness occurring in women aged 40-80. While the clinical diagnosis causes great problems, the histological appearances of a cutaneous bone-structure can be clearly recognised. The therapy of the cutaneous bone structure is confined to biopsy excision with a good margin of healthy tissue.
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Oral Maxillofac Surg
January 2025
Department of Oral and Maxillofacial Surgery, Faculty of Dentistry, Chiang Mai University, Chiang Mai, Thailand.
Purpose: To investigate the anatomical variations and measure the distances between surgically relevant structures in the maxilla associated with Le Fort I osteotomy in patients with maxillary canting using cone beam computed tomography (CBCT).
Methods: CBCT scans of 63 patients (21 males and 42 females) with maxillary canting who were indicated for orthognathic surgical planning were retrospectively investigated and analyzed. The distances of the relevant anatomical structures, including the descending palatine artery, pterygomaxillary junction, infraorbital foramen, and nasolacrimal duct opening, were measured with the key anatomical landmarks to evaluate their variations.
Int J Implant Dent
January 2025
Department of Advanced Prosthodontics, Hiroshima University Graduate School of Biomedical and Health Sciences, 1-2-3 Kasumi, Minami-ku, Hiroshima City, 734-8553, Hiroshima, Japan.
Purpose: The study aimed to examine the usefulness of a novel density measurement drill for evaluating cancellous bone density by examining the correlation between computed tomography (CT)-based Misch bone density classification and drilling torque value.
Methods: Bovine ribs were used as the drilling sites for implant placement. Multidetector CT (MDCT) was performed after contrast materials were attached to the drilling sites.
Asian J Endosc Surg
January 2025
Research Unit, Institute of Orthopedics, Lerdsin Hospital, Department of Orthopaedic Surgery, College of Medicine, Rangsit University, Bangkok, Thailand.
Study Design: Retrospective cohort study.
Background: Sciatic scoliosis is attributed to non-structural scoliosis resulting from the irritation of spinal nerve roots. Although limited research has addressed the specific characteristics of sciatic scoliotic curve patterns, there is a lack of reported data on the pre- and post-radiographic outcomes of patients with sciatic scoliosis caused by lumbar disc herniation who have undergone full-endoscopic interlaminar discectomy (FEID).
Oral Dis
January 2025
Salivary Gland Disease Center and Beijing Key Laboratory of Tooth Regeneration and Function Reconstruction, Beijing Laboratory of Oral Health and Beijing Stomatological Hospital, Capital Medical University, Beijing, China.
Objectives: Utilizing a deep learning approach is an emerging trend to improve the efficiency of periodontitis diagnosis and classification. This study aimed to use an object detection model to automatically annotate the anatomic structure and subsequently classify the stages of radiographic bone loss (RBL).
Materials And Methods: In all, 558 panoramic radiographs were cropped to 7359 pieces of individual teeth.
J Anat
January 2025
CONICET-División Paleontología Vertebrados, Facultad de Ciencias Naturales y Museo, Universidad Nacional de La Plata, La Plata, Buenos Aires, Argentina.
The palaeobiology aspects of early Crocodylomorpha during their origin in the Triassic are poorly known, despite occupying an important palaeoecological role in continental environments. In this study, we report the microstructural features of appendicular bones of two specimens of Trialestes romeri, a non-Crocodyliformes Crocodylomorpha from the Upper Triassic from the NW of Argentina. Our goals are to infer aspects of life history (i.
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