PMC7606863_01
1A - tumor thrombus inside SVC; 1B - anterior mediastinal tumor; 1C -mediastinal mass and tumor thrombus uptake.
gr1.jpg
PMC7606863_01_gr1.jpg
fig1
Chest CT scan revealed a mediastinal mass with extensive invasion to the SVC (Fig. 1A and B), and positron emission tomography (PET-CT) showed significant mediastinal mass and SVC uptake, but no signs of distance disease (Fig. 1C).
2A. tumor thrombus inside SVC and LIV; 2B: SVC without tumor thrombus; SVC and LIV reconstruction.
gr2.jpg
PMC7606863_01_gr2.jpg
fig2
The tumor thrombus was removed through LIV and SVC venotomy without cardiopulmonary bypass (Fig. 2A & B). Reconstruction of SVC and LIV to prevent stenosis with autologous pericardium patch was performed through a prolene 4-0 continuous suture (Fig. 2C).
Well differentiated squamous cell carcinoma of the Thymus, showing eosinophilic cytoplasm, atypical mitoses and focal keratinization.
gr3.jpg
PMC7606863_01_gr3.jpg
fig3
Histologically, the neoplasia consisted of solid anastomosed blocks of cells with large and vesiculous nuclei, huge eosinophilic nucleoli and relatively scarce basophilic cytoplasm (Fig. 3 A, B, C and D).