case_images: PMC5591935_01
case_images: CXR on admission showing large right-sided infiltrate.
case_images: CRIPU2017-1937107.001.jpg
case_images: PMC5591935_01_CRIPU2017-1937107.001.jpg
case_images: fig1
case_images: Chest X-ray revealed a large right-sided infiltrate with pleural effusion (Figure 1).
case_images: Initial plain chest CT showing the mass.
case_images: CRIPU2017-1937107.002.jpg
case_images: PMC5591935_01_CRIPU2017-1937107.002.jpg
case_images: fig2
case_images: Later chest CT without contrast revealed 10 x 14 x 16 cm mass in the right lung without hilar lymphadenopathy, small pericardial effusion, bilateral pleural effusions, and compressive atelectasis of the right lung (Figure 2) and possible differentials were pleural fibroma, sarcoma, pulmonary pleural blastoma, and primary pulmonary lymphoma (no palpable lymph nodes).
case_images: Chest CT showing the superior vena cava obstruction.
case_images: CRIPU2017-1937107.003.jpg
case_images: PMC5591935_01_CRIPU2017-1937107.003.jpg
case_images: fig3
case_images: The patient subsequently underwent chest CT with contrast for possible superior vena cava obstruction (Figure 3) and CT guided core biopsy of the right lung mass for tissue diagnosis (Figure 4).
case_images: CT guided biopsy of mass.
case_images: CRIPU2017-1937107.004.jpg
case_images: PMC5591935_01_CRIPU2017-1937107.004.jpg
case_images: fig4
case_images: The patient subsequently underwent chest CT with contrast for possible superior vena cava obstruction (Figure 3) and CT guided core biopsy of the right lung mass for tissue diagnosis (Figure 4).
case_images: Histopathology slide showing large amount of lymphocytes.
case_images: CRIPU2017-1937107.005.jpg
case_images: PMC5591935_01_CRIPU2017-1937107.005.jpg
case_images: fig5
case_images: The pathology report revealed atypical B cell rich lymphoid infiltrate consistent with large B cell lymphoma (Figure 5).
case_images: CXR after chemotherapy showing decrease in size of right lung mass.
case_images: CRIPU2017-1937107.006.jpg
case_images: PMC5591935_01_CRIPU2017-1937107.006.jpg
case_images: fig6
case_images: She responded well to the treatment and tumor was shrunken down on repeated CXR (Figure 6).