Schwannoma of the lumbar spine, presenting with pain of the knee, like an osteoid osteoma, in a 10‐year‐old girl.

Localized pain in the absence of local lesion may represent referred pain from the spine, in a child, arising from a benign spinal schwannoma. It can be diagnosed by MRI. Surgical excision of the tumor relieves the symptoms. [ABSTRACT FROM AUTHOR]