Results 41 to 50 of about 918,623 (204)

Sphenoid sinus is a rare site for tumor-induced osteomalacia: A case report and literature review

Frontiers in Endocrinology, 2023
BackgroundIn this paper, we present a rare case of tumor-induced osteomalacia (TIO) and a literature review of this rare disease.MethodsA case of TIO of the isolated sphenoid sinus was reported.
Fen Wang, Fen Wang, Wentao He, Wentao He, Delin Ma, Delin Ma, Weijie Xu, Weijie Xu, Junhui Xie, Junhui Xie, Gang Yuan, Gang Yuan   +11 more
doaj   +1 more source

Risk Factors and Characteristics of the Recurrence of Juvenile Nasopharyngeal Angiofibroma: A 22-Year Experience With 123 Cases at a Tertiary Center [PDF]

Clinical and Experimental Otorhinolaryngology, 2022
Objectives. Despite the efficacy of surgical treatments, the high rate of recurrence in juvenile nasopharyngeal angiofibroma (JNA) after surgery remains an unresolved problem.
Ruihua Fang, Wei Sun, Jianbo Shi, Rui Xu, Liang Peng, Yinyan Lai, Fenghong Chen, Yihui Wen, Weiping Wen, Jian Li   +9 more
doaj   +1 more source

PRIMARY EWING'S SARCOMA OF SPHENOID BONE EXTENDING TO BRAINSTEM; AN ORDINARY TUMOUR AT AN EXTRAORDINARY LOCATION AND INVOLVEMENT

Hematology, Transfusion and Cell Therapy, 2021
Case report: Ewing's sarcoma (ES) is the 2nd primary bone tumor of childhood, mostly located in the lower extremities. The incidence of primary cranial ES is <1%.
Seda ŞAHİN, İnci İlhan
doaj   +1 more source

Foramen Ovale and Foramen Rotundum: Characterization of Postnatal Development

Acta Clinica Croatica, 2021
The sphenoid bone development occurs in both prenatal and postnatal periods. Sphenoid bone openings are used as surgical landmarks and are of great importance for neurosurgeons in everyday practice.
Marina Raguž, Ivo Dumić-Čule, Fadi Almahariq, Dominik Romić, Domagoj Gajski, Andrea Blažević, Nina Predrijevac, Ante Rotim, Žiga Snoj, Boris Brkljačić, Darko Chudy   +10 more
doaj   +1 more source

Lung Adenocarcinoma with Cheek Dysesthesia as an Initial Symptom: A Case Report and Literature Review

Case Reports in Oncology, 2019
Metastasis from lung carcinoma to the sphenoid bone is rare. Patients with symptoms related to sphenoid bone metastasis as the initial presentation of carcinoma are thus also rare.
Nobuyuki Bandoh, Haruyuki Ichikawa, Atsuyoshi Asahi, Michihisa Kono, Shohei Harabuchi, Ryosuke Sato, Akihiro Uemura, Takashi Goto, Tomomi Yamaguchi, Yasutaka Kato, Hironori Furukawa, Hidehiro Takei, Yasuaki Harabuchi   +12 more
doaj   +1 more source

Spontaneous cerebrospinal fluid fistula secondary to hyper-pneumatized paranasal sinuses and skull base: two case reports

The Egyptian Journal of Radiology and Nuclear Medicine, 2023
Background Spontaneous cerebrospinal fluid (CSF) fistulas occur due to various reasons other than well-identified causes such as trauma, neoplasia or infection.
Shweta Raviraj Poojary, Divya Vishwanatha Kini, T. R. Kapilamoorthy, Kavitha B. Chittaragi, Balasubramanian Gurumurthy   +4 more
doaj   +1 more source

Fibrous dysplasia of Sphenoid bone [PDF]

Indian Journal of Otolaryngology and Head & Neck Surgery, 2007
Fibrous dysplasia represents a disturbance of normal bone development specifically a defect in osteoblastic differentiation and maturation that originates in the mesenchymal precursor of the bone. In fibrous dysplasia, the lesion expands, which leads to a distortion and weakening of bone.
Harjitpal, Singh, C, Mohan
openaire   +2 more sources

The utility of three-dimensional dynamic contrast-enhanced [PDF]

, 2010
Aneurysmal bone cysts (ABCs) are classified as bone-related lesions based on the 2005 World Health Organization histological classification of odontogenic tumors.
Nagatsuka, Hitoshi, Yanagi, Yoshinobu, Konouchi, Hironobu, Hisatomi, Miki, Mariko Fujita, Asaumi, Jun-ichi, Hironobu Konouchi, Hidenobu Matsuzaki, Katase, Naoki, Yoshinobu Yanagi, Hitoshi Nagatsuka, Matsuzaki, Hidenobu, Fujita, Mariko, Miki Hisatomi, Naoki Katase, Jun-ichi Asaumi   +15 more
core   +1 more source

A rare case of neurofibromatosis type 1

Journal of Dr. NTR University of Health Sciences, 2016
Neurofibromatosis type 1 disease is characterized by pigmented cutaneous lesions and generalized tumors of neural crest origin. Sphenoid dysplasia is one of the characteristics of this syndrome which occurs in 5-10% of the cases.
Vijaya Prasad Balda, Siva Rama Krishna, Satyavaraprasd Kadali   +2 more
doaj   +1 more source

Anatomic Study of Endoscopic Transnasal Approach to Petrous Apex [PDF]

E3S Web of Conferences, 2020
With the development of Neurosurgery technology, there has been a qualitative leap forward with the appearance of microanatomy, which makes the deep brain tumors which were hard to be achieved in the past, and effectively reduces the mortality of ...
He Wenyuan, Qin Qingying, Wang Guxian
doaj   +1 more source