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Giant cell arteritis (GCA), also called temporal arteritis, is an inflammatory autoimmune disease of large blood vessels. [ 4 ] [ 7 ] Symptoms may include headache , pain over the temples, flu-like symptoms , double vision , and difficulty opening the mouth. [ 3 ]
temporal arteritis In radiology , the halo sign is a finding of a dark halo around the arterial lumen on ultrasound that suggests the diagnosis of temporal arteritis . [ 1 ] The standard diagnostic test for temporal arteritis is biopsy ; however, ultrasound and MRI show promise for replacing it.
A temporal artery biopsy (TAB) can be performed to differentiate between the two disease states. [13] As the disease progresses, the arteriosclerosis results in the obstruction of normal blood flow, and potentially the formation of blood clots.
In cases where symptoms suspicious of giant cell arteritis (GCA) are present, but a temporal artery biopsy reveals fibrinoid necrosis in small vessels branching from the temporal artery, and the absence of the typical GCA histological features, this discrepancy may suggest an alternative diagnosis, as the occurrence of fibrinoid necrosis in GCA ...
The parietal branch of the superficial temporal artery (posterior temporal) is a small artery in the head.It is larger than the frontal branch and curves upward and backward on the side of the head, lying superficial to the temporal fascia; it joins with its fellow of the opposite side, and with the posterior auricular and occipital arteries.
Arteritic anterior ischemic optic neuropathy (arteritic AION, A-AION or AAION) is vision loss that occurs in giant cell arteritis (also known as temporal arteritis). Temporal arteritis is an inflammatory disease of medium-sized blood vessels that happens especially with advancing age. AAION occurs in about 15-20 percent of patients with ...
Temporal artery may refer to: Deep temporal arteries, two in number, anterior and posterior, ascend between the temporalis and the pericranium; Middle temporal artery, arises immediately above the zygomatic arch; Superficial temporal artery, a major artery of the head
The deep temporal arteries in relation to other arteries of the outer skull, visible at centre. The deep temporal arteries consist of an anterior and a posterior artery. They are branches of the maxillary artery, a terminal branch of the external carotid artery. [1] They ascend between the temporalis muscle and the pericranium.