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Oncology. A glomus tumor (also known as a "solitary glomus tumor" [1]) is a rare neoplasm arising from the glomus body and mainly found under the nail, on the fingertip or in the foot. [2]: 670 They account for less than 2% of all soft tissue tumors. [3] The majority of glomus tumors are benign, but they can also show malignant features. [4]
Glomangiosarcoma. Other names. Malignant glomus tumor. Specialty. Dermatology. Glomangiosarcoma is a low grade [1] tumor of the soft tissue. They rarely metastasize, [2] but metastases are possible. [3] It is also known as malignant glomus tumor. [4] Positive staining for vimentin has been reported.
Specialty. Oncology. A paraganglioma is a rare neuroendocrine neoplasm that may develop at various body sites (including the head, neck, thorax and abdomen). When the same type of tumor is found in the adrenal gland, they are referred to as a pheochromocytoma. They are rare tumors, with an overall estimated incidence of 1 in 300,000. [1]
English: Closeup of a glomus tumor being surgically extracted from a female fingertip. The tumor is the translucent oblate spheroid in the center of the incision. Approximate horizontal dimension is 4 millimeters. Before surgery, the tumor resided close to the bone in the right ring finger and was not visible externally.
Pyogenic granuloma. A pyogenic granuloma or lobular capillary hemangioma[3] is a vascular tumor that occurs on both mucosa and skin, and appears as an overgrowth of tissue due to irritation, physical trauma, or hormonal factors. [4][5] It is often found to involve the gums, skin, or nasal septum, and has also been found far from the head, such ...
Glomus body. A glomus body (or glomus organ; plural glomera) is a component of the dermis layer of the skin, involved in body temperature regulation. [1][2] The glomus body is a small arteriovenous anastomosis surrounded by a capsule of connective tissue. Glomera are most numerous in the fingers and toes. The role of the glomus body is to shunt ...
Structure. The aortic bodies are collections of chemoreceptors present on the aortic arch. [1] Most are located above the aortic arch, [2] while some are located on the posterior side of the aortic arch between it and the pulmonary artery below. [3] They consist of glomus cells and sustentacular cells.
Dermatofibrosarcoma protuberans begins as a minor firm area of skin most commonly about to 1 to 5 cm in diameter. It can resemble a bruise, birthmark, or pimple. It is a slow-growing tumor and is usually found on the torso but can occur anywhere on the body. [7] About 90% of DFSPs are low-grade sarcomas.