Juxtaoral organ of Chievitz: A histopathological masquerade
نویسندگان
چکیده
منابع مشابه
Juxtaoral organ of Chievitz: An innocuous organ to be known
The Juxtaoral Organ of Chievitz is a normal anatomical structure located within the soft tissue in the buccotemporal fascia on the medial surface of the ascending ramus. This enigmatic vestigial structure is considered to be of neuroepithelial origin with no known function. As a matter of fact, JOOC is one of the most treacherous pitfalls in surgical pathology with respect to lesions in the hea...
متن کاملJuxtaoral organ of Chievitz presenting clinically as a tumour.
An extremely rare hamartomatous lesion of the juxtaoral organ of Chievitz (JOOC) in a 63 year old man is reported. The tumour appeared as a large mass in the infratemporal fossa with associated mandibular bone resorption; histologically, it was well encapsulated and composed of numerous tangled masses of benign squamous epithelial nests and mature fibrofatty tissue. There were no histological f...
متن کاملMorphogenesis of the juxtaoral organ in humans.
The juxtaoral organ was studied using light microscopy in 55 human embryos and 90 fetuses at different stages of development. The juxtaoral organ arises from the epithelium at the bottom of the transverse opening of the primitive mouth during O'Rahilly stage 16 and becomes detached from the epithelium after O'Rahilly stage 18. The juxtaoral organ is innervated by the buccal nerve from O'Rahilly...
متن کاملExocrine glands and the Chievitz organ of some mouse mutants.
Thirteen mutant genes of the mouse have been scanned for the occurrence of anomalies of glands of the head region and of the Chievitz organ. In eight of these (ic/ic; my/my; Ph/Ph; Xt/Xt; Cd/Cd;fi/fi; or/or and ch/ch) such anomalies have been discovered; most of them are absence or reduction in size of a gland, but increases in size or numbers have also been seen. The anomalies are mainly and p...
متن کاملMasquerade
John Skelhorn introduces masquerade, a strategy of prey animals to resemble inanimate (and inedible) objects.
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ژورنال
عنوان ژورنال: Indian Journal of Medical and Paediatric Oncology
سال: 2015
ISSN: 0971-5851
DOI: 10.4103/0971-5851.166762