Erdheim-Chester disease is a rare multisystemic disease. A 50-year-old woman, presented with a recurrent pain and swelling of the left knee. Bone scintigraphy showed increased tracer uptake of peripheral skeleton. The computed tomography showed tissular infiltration in the retroperitoneum, around the vessels.Immunohistochemistry showed CD68 (+) and CD1a (−).
Erdheim-Chester disease is a rare multisystemic disease. A 50-year-old
woman, presented with a recurrent pain and swelling of the left knee.
Bone scintigraphy showed increased tracer uptake of peripheral skeleton.
The computed tomography showed tissular infiltration in the
retroperitoneum, around the vessels. Immunohistochemistry showed CD68
(+) and CD1a (-).
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