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Table 3 Location of focal signal abnormality marrow lesions (number of cases = 38/42, ~ 90.5%)

From: The added value of chemical shift imaging in evaluation of bone marrow changes in sickle cell disease

  Location No. of lesions Percent
Osteonecrosis (34/38 cases ~ 89.5%) (n. of lesions = 153 ) Femoral head 46 ~ 30.1%
Femoral shaft and trochanteric region 43 ~ 28.1%
Pelvic bones 31 ~ 20.2%
Sacral 12 ~ 8%
Tibial 5 ~ 3.3%
Fibular 3 ~ 2%
Vertebral 5 ~ 3.3%
Humeral 8 ~ 5%
Osteomyelitis (4/ 38 cases ~ 10.5%) (n. of lesions = 4) Left femoral 2 50%
Right tibial 1 25%
Left tibial 1 25%