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URMC / Medicine / Allergy, Immunology, and Rheumatology / Patient Care / Crystalline Arthritis Clinic

Crystalline Arthritis Clinic

Arthritis (swelling in a joint) can occur when crystals irritate a joint. It can be extremely painful and often keeps you from doing things you enjoy. Our team is committed to providing you with the very best care possible—care that is centered around you and your needs, helping your symptoms and keeping you healthy.

Conditions We Treat

Ultrasound examWe see patients with:

  • Gout
  • Calcium Pyrophosphate Deposition (CPPD)
  • Arthritis caused by other crystals

We Offer

  • Tests that can help determine if you have gout or CPPD (pseudogout), including an ultrasound test
  • Information for you and your family about your illness and treatment

Quick Facts

  • When uric acid crystals cause swelling in a joint it is called gout.
  • When calcium pyrophosphate crystals cause swelling in a joint it is called CPPD (pseudogout).
  • They are both very painful.
  • The big toe is a common place to have gout.
  • Gout and CPPD can be managed so that you have little or no symptoms.

Our Providers

Darren Tabechian M.D.

Ralf Thiele, M.D.


If you have questions about your illness or treatment, contact your doctor. You may also find this information from the American College of Rheumatology useful.