Histiocytosis
Diagnosis
Some diagnostic tests your child may receive to check for the presence of abnormal and excessive immune cells include:
- biopsy of affected tissue, such as bone, bone marrow, skin, lymph node and/or liver
- blood samples, including blood counts, tests of liver and/or immune system function
- urine analysis
- X-rays of bones (also called "skeletal survey")
- bone scan
- imaging of head (CT and/or MRI scan)
- genetic tests (if indicated)


