Severe auricular trauma is a rare injury. In addition to the type of injury, the location and the extent of the involved auricular structures have an important influence on the selection of an appropriate replantation or reattachment technique. A satisfactory primary reconstruction is not always possible to obtain and the remaining defects must be reconstructed secondary. The localization of the defect, its extent, and the condition of the tissue surrounding the defect are essential criteria for further treatment planning. This article provides an overview of the treatment of acute auricular trauma and of important aspects of secondary defect repair of the pinna.
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http://dx.doi.org/10.1016/j.otc.2013.07.004 | DOI Listing |
Ear Nose Throat J
January 2025
Department of Otorhinolaryngology, Al Mouwasat University Hospital, Damascus University, Damascus, Syria.
Auricular mucormycosis is an exceptionally rare and aggressive fungal infection primarily affecting immunocompromised individuals, particularly those with poorly controlled diabetes. This report presents the case of a 54-year-old diabetic woman with isolated auricular mucormycosis and facial nerve palsy. The patient developed right auricular edema, necrosis, and severe pain, progressing over 10 days, with no history of trauma.
View Article and Find Full Text PDFCureus
December 2024
Otorhinolaryngology Department, Unidade Local de Saúde de São João, Porto, PRT.
Objectives The aim of this anatomical study was to analyze distances and anatomical relations between the lower cranial nerves and important neck landmarks. Methods Anatomical study based on neck dissection in Thiel-embalmed cadavers. Anatomical relations and distances between the vagus (X), accessory (XI), and hypoglossal (XII) nerves and important neck landmarks were registered and compared.
View Article and Find Full Text PDFSci Rep
December 2024
Department of Otorhinolaryngology, Head and Neck Surgery, Medical Faculty Mannheim, University of Heidelberg, Mannheim, Germany.
The demand for cartilage reconstruction in the head and neck region arises frequently due to trauma, malignancies, and hereditary diseases. Traditional tissue engineering produces cartilage from a small biopsy by combining biomaterials and expanded cells. However, this top-down approach is associated with several limitations, including the non-uniform distribution of cells, lack of physiological cell-cell and cell-matrix interactions, and compromised mechanical properties and tissue architecture.
View Article and Find Full Text PDFTissue Eng Part B Rev
December 2024
Tecnologico de Monterrey, Escuela de Medicina y Ciencias de la Salud, Monterrey, Mexico.
Conditions such as congenital abnormalities, cancer, infections, and trauma can severely impact the integrity of the auricular cartilage, resulting in the need for a replacement structure. Current implants, carved from the patient's rib, involve multiple surgeries and carry risks of adverse events such as contamination, rejection, and reabsorption. Tissue engineering aims to develop lifelong auricular bioimplants using different methods, different cell types, growth factors and maintenance media formulations, and scaffolding materials compatible with the host.
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