169 Extramedullary Hematopoiesis

CASE 169


image Clinical Presentation


25-year-old man with thalassemia major and profound hemolytic anemia


image Radiologic Findings


PA (Fig. 169.1) and lateral (Fig. 169.2) chest radiographs demonstrate a well-defined right paravertebral soft-tissue mass (arrow) and expansion of osseous medullary spaces. Note the left upper quadrant metallic surgical clips from a prior splenectomy. Contrast-enhanced chest CT (mediastinal window) (Figs. 169.3, 169.4) shows an ovoid well-defined right paravertebral soft-tissue mass and a smaller left paravertebral mass. Note expansion and trabeculation of the marrow spaces of adjacent ribs.


image Diagnosis


Extramedullary Hematopoiesis


image Differential Diagnosis


• Neurogenic Neoplasm


• Lymphadenopathy



image


Fig. 169.1



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Fig. 169.2




image


Fig. 169.3



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Fig. 169.4


image Discussion


Background

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Jan 14, 2016 | Posted by in RESPIRATORY IMAGING | Comments Off on 169 Extramedullary Hematopoiesis

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