PMC5903104_01
Case 1 was a 54-year-old female with breast cancer who was receiving chemotherapy. a The chest CT scan (axial view) showed a tumor or thrombus (arrowhead) over the right posterior proximal pulmonary vein and entering the left atrium. b The plain X-ray revealed bilateral osteonecrosis of the femoral heads (arrows). c The pelvis CT scan (axial view) showed osteonecrosis of the right femoral head (arrow) after arthroplasty of the left hip joint.
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F1
Her chest X-rays showed no abnormalities, but the chest computed tomography (CT) scan showed a tumor or thrombus over the right pulmonary vein and entering the left atrium (Fig. 1a). The pelvis X-ray showed bilateral AVN of the femoral heads (Fig. 1b). The CT scan showed osteonecrosis of the right femoral head after bipolar surgery had been performed on the left femoral head (Fig. 1c).
Shoulder lesions of case 1. The plain X-ray revealed osteonecrosis of the right humeral head (arrow) (a) and the left humeral head (arrow) (b). c The chest CT scan (coronary view) showed bilateral osteonecrosis of the humeral heads (arrows), which was more severe on the left side.
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F2
The plain X-ray showed osteonecrosis of both the humeral heads (Fig. 2a, b). The chest CT scan revealed bilateral osteonecrosis of the humeral heads, which was more severe on the left side (Fig. 2c).
PMC5903104_02
Case 2 was a 53-year-old male with malignant thymoma who was receiving chemotherapy. a The initial chest X-ray showed a large mediastinal mass. b The chest CT scan (axial view) revealed a tumor or thrombus over the right posterior proximal pulmonary vein and left atrium (arrowhead). c The pelvis X-ray showed bilateral osteonecrosis of the femoral heads (arrows).
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F3
The chest X-ray and CT scan revealed a large anterior mediastinal mass (Fig. 3a). The subsequent CT scan revealed this decrease as well as a tumor or thrombus over the right pulmonary vein and left atrium (Fig. 3b). The pelvis X-ray revealed bilateral AVN of the femoral heads (Fig. 3c).