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An Immunohistopathologic Study to Profile the Folate Receptor Beta Macrophage and Vascular Immune Microenvironment in Giant Cell Arteritis
Published on: February 8, 2019
Headache and temporal arteritis: when to suspect and how to manage
1Department of Neurology, Thomas Jefferson University Hospital, Jefferson Headache Center, Philadelphia, PA 19107-5092, USA. stephanie.nahas@jefferson.edu
Insights
Giant cell arteritis, a vasculitis affecting cranial arteries, requires prompt diagnosis and treatment to prevent severe complications. While corticosteroids are standard, alternative treatments are being explored due to potential side effects.
Area of Science:
- Rheumatology
- Internal Medicine
- Neurology
Background:
- Giant cell arteritis (GCA), or temporal arteritis, is a vasculitis impacting large and medium cranial arteries.
- Clinical presentation varies, often including headache, constitutional symptoms, jaw claudication, and visual disturbances, necessitating high clinical suspicion.
Purpose of the Study:
- To summarize the diagnostic and therapeutic challenges in managing GCA.
- To highlight the importance of timely diagnosis and treatment to mitigate severe morbidity.
Main Methods:
- Review of clinical manifestations and diagnostic approaches for GCA.
- Discussion of current treatment strategies, primarily corticosteroids, and the need for alternatives.
Main Results:
- Temporal artery biopsy is the gold standard for diagnosis, though noninvasive methods are advancing.
- Corticosteroids are the primary treatment but have limitations including toxicity and intolerance.
Conclusions:
- Prompt diagnosis and treatment of GCA are critical to prevent devastating outcomes.
- The limitations of corticosteroid therapy underscore the need for ongoing research into alternative treatments for GCA.
Abstract:
Temporal arteritis, also termed giant cell arteritis, is one of the vasculitides affecting large and medium sized cranial arteries, particularly of the carotid tree. Clinical manifestations may vary from the classic constellation of temporal headache in the elderly accompanied by constitutional signs, jaw claudication, and visual symptoms; therefore, a high index of clinical suspicion may be necessary to identify the disorder. Once suspected, immediate treatment is crucial while exploring any number of diagnostic tools to confirm or refute the diagnosis, since morbidity from untreated temporal arteritis can be devastating. At the same time, achieving a definitive diagnosis is paramount, as treatment can be toxic with significant morbidity of its own. Temporal artery biopsy remains the gold standard, but noninvasive diagnostic approaches are being refined. Corticosteroids remain the cornerstone of treatment, but are ineffective for, not tolerated by, or contraindicated in some individuals, necessitating the exploration of alternatives.
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