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Table 2 Characteristic imaging findings of hematopoietic islands and osteoblastic metastases

From: Hematopoietic islands mimicking osteoblastic metastases within the axial skeleton

Imaging Hematopoietic islands Osteoblastic metastases
T1w Slightly hypointense Markedly hypointense
T2w Slightly hypointense Markedly hypointense
STIR Iso- slightly hyperintense Iso- hypointense
ce T1w Slight enhancement No/slight enhancement
CT No sclerotic or lytic bone changes Sclerosis
  1. w Weighted, STIR short tau inversion recovery, ce Contrast-enhanced (gadolinium)