D2I2.
benign

Aneurysmal bone cyst

Aneurysmal bone cyst (ABC) is a non-cancerous bone tumor composed of multiple varying sizes of spaces in a bone which are filled with blood. The term is a misnomer, as the is neither an nor a cyst. It generally presents with pain and swelling in the affected bone. Pressure on neighbouring may cause compression effects such as symptoms.

Underlined words are explained — tap any of them.

Symptoms — what it feels like

  • ·Pain, swelling, pressure related symptoms

Causes — why it happens

  • ·Unknown

How it's found

  • ·Medical : CT scan, X-ray, MRI, bone scan.

Treatment

  • ·

Outlook

  • ·20-70% recur after curettage.
Plain-language summary adapted from Wikipedia. Not medical advice.