1 Paragangliomas

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Paraganglion is defined as non neuronal cell derived from the neural crest.

Types:

• Chromaffin cells (Sympathetic paraganglion)
• Pathology e.g.-  Pheochromocytoma

• Non chromaffin cells (Para-sympathetic paraganglion) 
• Pathology e.g.- Carotid body tumor, Glomus juglare, Glomus tympanicum
• [ sometimes called Glomus tumors* ]

*Not to be confused with Glomangioma which are also called Glomus tumors: benign vascular tumors (75% in hand).

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