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Carotid paraganglioma (carotid body tumor): Is the most common of the head and neck paragangliomas. It usually presents as a painless neck mass, but larger tumors may cause cranial nerve palsies, usually of the vagus nerve and hypoglossal nerve .
The carotid body is a small cluster of peripheral chemoreceptor cells and supporting sustentacular cells situated at the bifurcation of each common carotid artery in its tunica externa. [ 1 ] [ 2 ] The carotid body detects changes in the composition of arterial blood flowing through it, mainly the partial pressure of arterial oxygen , but also ...
Nonchromaffin paragangliomas are usually benign. [3] They are generally present at the head and neck, most often at carotid body or jugulo-tympanic, they rarely secrete hormones and commonly have a familial history. [1] [2]
A gangliocytic paraganglioma is a rare tumour that is typically found in the duodenum and consists of three components: (1) ganglion cells, (2) epithelioid cells (paraganglioma-like) and, (3) spindle cells (schwannoma-like).
Experts list the warning signs of common mental health issues children are struggling with and share how parents can help. ... including symptoms of anxiety, depression, and other mental health ...
Glomus tumors are modified smooth muscle cells that control the thermoregulatory function of dermal glomus bodies. As stated above, these lesions should not be confused with paragangliomas, which were formerly also called glomus tumors in now-antiquated clinical usage. Glomus tumors do not arise from glomus cells, but paragangliomas do.
Recorded deaths totaled at least 216, including 93 newborns under a month old and nine children age 14 and under, according to South Africa’s Department of Health. Others affected were, like ...
Interior designer Grace Kaage's 2-year-old son, Christian, drew all over her white couch. See how she responded to her toddler drawing on her white furniture.