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Giant cell arteritis

Also called: Giant cell arteritis, temporal arteritis

Inflamed arteries in the head, mostly in people over 50, causing a new headache, scalp tenderness, and jaw pain with chewing. It can cause sudden blindness, so treatment starts fast.

AgeOver 50
DangerSudden vision loss
TreatmentHigh-dose steroids right away

Overview

It often comes with polymyalgia rheumatica (shoulder and hip stiffness).

Symptoms

Common signs:

  • New headache over 50
  • Scalp tenderness
  • Headache at the temples
  • Tender scalp
  • Jaw pain, clicking, or teeth clenching

Less common

  • Jaw pain with chewing
  • Vision changes
  • Tiredness, fever

When to get medical care

Call 911Sudden vision loss or double vision.
Get care todayNew headache with jaw pain or scalp tenderness over 50.
See a doctor soonSymptoms that last or keep coming back.

Causes

Immune inflammation.

Does it spread or run in families?

  • It isn't contagious. You can't catch it from someone else.

Who is more likely to get it

  • Over 50
  • Women

Possible complications

Diagnosis

Tests and sometimes a biopsy.

Questions you may be asked

  • Vision changes, jaw pain

The exam

Feeling the temple arteries.

Tests

Tests, if needed:

  • ESR and CRP:
  • Artery ultrasound or biopsy:

Treatment

Start treatment quickly.

Self-care

  • Take steroids exactly as prescribed
  • Protect bones while on steroids

Medicines

Medicines that may help:

MedicineHelps withGood to know
Steroids
InflammationLong courses need bone protection.
Tocilizumab
Lowering steroid needs

OwieClear doesn't give doses: follow the label or your healthcare professional. Medicine names here are examples, not a full list.

Which doctor treats this

  • Start with your primary care provider (family doctor or internist).
  • They may send you to a vascular specialist (blood vessel doctor).

Living with it

Support groups and helplines

Pregnancy and breastfeeding

  • If you're pregnant or planning to be, tell your prenatal provider about this condition.
  • Don't start or stop any medicine on your own. Some are safe in pregnancy and some need to be changed.
  • Ask before taking any pain reliever. The FDA advises avoiding ibuprofen and naproxen after 20 weeks unless your doctor says to.
  • Breastfeeding: Most medicines are fine, but ask. The NIH LactMed database lists what's known about each one.

Outlook

Treatment protects vision.

Getting ready for your visit

Bring a list of your symptoms and medicines.

What to bring

  • A list of your medicines and supplements
  • Notes on when symptoms started and what makes them better or worse

Research studies

Research studies test new ways to find and treat health problems. Some are looking for volunteers. Talk with your doctor before joining one.

Search ClinicalTrials.gov for studies on Giant cell arteritis

Sources

Last updated 2026-11-12.