Related Experiment Video

Updated: Jul 2, 2026

An Immunohistopathologic Study to Profile the Folate Receptor Beta Macrophage and Vascular Immune Microenvironment in Giant Cell Arteritis
06:35

An Immunohistopathologic Study to Profile the Folate Receptor Beta Macrophage and Vascular Immune Microenvironment in Giant Cell Arteritis

Published on: February 8, 2019

Giant cell arteritis

Xiang Wang1, Zhi Ping Hu, Wei Lu

  • 1Department of Neurology, The Second Xiangya Hospital, Central South University, Changsha, China. higherwx@163.com

Rheumatology International
|August 22, 2008
PubMed

Insights

Giant cell arteritis (GCA) is an inflammatory condition affecting large blood vessels, primarily in older adults. Early diagnosis and treatment are crucial to prevent vision loss, though recovery is often limited.

Area of Science:

  • Immunology
  • Rheumatology
  • Vascular Medicine

Background:

  • Giant cell arteritis (GCA) is a chronic, immune-mediated vasculitis affecting large and medium-sized arteries.
  • It predominantly impacts individuals over 50 in Western countries, characterized by granulomatous inflammation.
  • New-onset headache is the most common symptom, with vision loss being a severe complication.

Purpose of the Study:

  • To summarize the key aspects of Giant Cell Arteritis.
  • To highlight diagnostic criteria and management strategies.
  • To emphasize the importance of early detection and treatment.

Main Methods:

  • Review of existing literature on GCA.
  • Analysis of clinical manifestations, diagnostic standards, and treatment outcomes.
  • Emphasis on histopathological confirmation via temporal artery biopsy.

Main Results:

  • Clinical suspicion relies on patient demographics, symptoms, labs, and imaging.
  • Temporal artery biopsy remains the gold standard for diagnosis.
  • Corticosteroids are the primary treatment, but visual recovery prognosis is often poor.

Conclusions:

  • GCA requires high clinical suspicion in the appropriate demographic.
  • Prompt diagnosis and treatment are essential to mitigate complications like vision loss.
  • Despite treatment, visual prognosis in GCA remains a significant concern.

More Related Videos

Mouse Models for Graft Arteriosclerosis07:37

Mouse Models for Graft Arteriosclerosis

Published on: May 14, 2013

Related Concept Videos

Genome-wide Association Studies-GWAS01:11

Genome-wide Association Studies-GWAS

Genome-wide association studies or GWAS are used to identify whether common SNPs are associated with certain diseases. Suppose specific SNPs are more frequently observed in individuals with a particular disease than those without the disease. In that case, those SNPs are said to be associated with the disease. Chi-square analysis is performed to check the probability of the allele likely to be associated with the disease.
GWAS does not require the identification of the target gene involved in...
Chronic Inflammation: Introduction01:12

Chronic Inflammation: Introduction

Chronic inflammation is a prolonged, dysregulated immune response that persists for weeks to years when the inciting stimulus is difficult to eradicate or when self‑antigens drive ongoing reactivity. Morphologically, it is defined by mononuclear cell infiltration, progressive tissue destruction, and concurrent attempts at healing via angiogenesis and fibrosis. Compared with acute inflammation, edema is less prominent while cellular infiltration predominates; triggers include persistent...
Rheumatic Heart Disease I: Introduction01:23

Rheumatic Heart Disease I: Introduction

Rheumatic heart disease or RHD is a chronic condition that results from rheumatic fever, causing permanent damage to the heart valves.Etiology and Risk FactorsIt primarily arises from rheumatic fever, an inflammatory disease that can develop after untreated or inadequately treated group A streptococcal (GAS) pharyngitis. Streptococcus spreads through direct contact with oral or respiratory secretions. While the bacteria are the causative agents, factors like malnutrition, overcrowding, poor...
Hypersensitivity Reactions: Immune-Complex Reactions01:19

Hypersensitivity Reactions: Immune-Complex Reactions

Type III hypersensitivity reactions occur when antigen–antibody complexes form and activate the complement system. Normally, these complexes help the clearance of antigens by phagocytes and red blood cells. However, when large numbers of immune complexes are present, they can deposit in tissues—particularly in the walls of blood vessels—leading to inflammation and tissue injury. These deposits trigger complement activation and neutrophil recruitment, resulting in serum sickness, a systemic...