Results 111 to 120 of about 12,505 (329)

Primary Small Cell Neuroendocrine Carcinoma of the Nasal Cavity After Successful Curative Therapy of Nasopharyngeal Carcinoma: A Case Report

open access: yesKaohsiung Journal of Medical Sciences, 2009
Patients with head and neck cancer have a greater risk of developing second primary malignant neoplasms than patients with any other type of malignancy. Small cell neuroendocrine carcinoma (SNEC) mainly occurs in the lung, and is rarely found in the head
Chien-Heng Lin   +6 more
doaj   +1 more source

Biphenotypic Sinonasal Sarcoma-Case Report and Review of Clinicopathological Features and Diagnostic Modalities. [PDF]

open access: yes, 2019
Background Biphenotypic sinonasal sarcoma is a recently described malignancy showing dual differentiation with both myogenic and neural elements. Due to its histologic similarities to other sinonasal malignancies, it is a diagnostic challenge.
Chitguppi, Chandala   +6 more
core   +2 more sources

Development of an Open‐Source Algorithm for Automated Segmentation in Clinician‐Led Paranasal Sinus Radiologic Research

open access: yesThe Laryngoscope, EarlyView.
The purpose of this study was to validate and provide an open‐source segmentation algorithm of paranasal sinus CT scans for the otolaryngology research community. This can be used for further AI‐based analysis and radiomic analysis in future research. ABSTRACT Objective Artificial Intelligence (AI) research needs to be clinician led; however, expertise
Rhea Darbari Kaul   +12 more
wiley   +1 more source

Unravelling the mystery of the central dentinogenic ghost cell tumor- a rare case report and recurrent insights

open access: yesAutopsy and Case Reports
Dentinogenic ghost cell tumor (DGCT) is a rare benign neoplasm form of calcifying odontogenic cyst (COC) characterized by ghost cells. Although benign, it presents an aggressive behavior. DGCT accounts for 2% to 14% of all COCs and less than 0.5% of all
Jagveer Yadav   +5 more
doaj   +1 more source

Rhabdomyosarcoma of the maxillary gingiva

open access: yesDental Research Journal, 2018
Rhabdomyosarcoma is a malignant skeletal muscle neoplasm. The tumor is much more common in children, and the most frequent site is head and neck region.
Mina Motallebnejad   +3 more
doaj   +1 more source

Transoral Robotic‐Assisted Removal of a Submucosal Pyriform Sinus Foreign Body

open access: yesThe Laryngoscope, EarlyView.
Submucosal foreign bodies of the medial pyriform sinus represent a challenge given limited visualization and difficult retraction with endoscopic approaches, and risk of injury to the recurrent laryngeal nerve with open approaches. We present a novel case utilizing the Da Vinci SP system for removal of an embedded fishbone from the medial pyriform ...
Elisabeth Wenneker   +4 more
wiley   +1 more source

Periodontal diseases and adverse pregnancy outcomes. Present and future

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract For more than two decades the possible association between periodontal diseases and adverse pregnancy outcomes has been extensively evaluated. Numerous observational, intervention, and mechanistic studies have offered valuable information on this topic.
Yiorgos A. Bobetsis   +3 more
wiley   +1 more source

Recent Advances in Injectable Hydrogel Biotherapeutics for Regenerative Dental Medicine

open access: yesMacromolecular Bioscience, EarlyView.
This review analyses multifunctional injectable hydrogels, natural or synthetic, physically or chemically crosslinked, that deliver exosomes, stem cells, and other bioactive cues to inflamed or damaged oral tissues. We discuss their immunomodulatory, antimicrobial, angiogenic, and osteogenic capacities, highlighting advances that enable regenerative ...
Renan Dal‐Fabbro   +6 more
wiley   +1 more source

Clinical periodontal diagnosis

open access: yesPeriodontology 2000, EarlyView., 2023
Abstract Periodontal diseases include pathological conditions elicited by the presence of bacterial biofilms leading to a host response. In the diagnostic process, clinical signs such as bleeding on probing, development of periodontal pockets and gingival recessions, furcation involvement and presence of radiographic bone loss should be assessed prior ...
Giovanni E. Salvi   +5 more
wiley   +1 more source

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