case_images: PMC5937586_01
case_images: Chest radiography showing right-sided pleural effusion and left diaphragmatic retraction.
case_images: CRIM2018-7846962.001.jpg
case_images: PMC5937586_01_CRIM2018-7846962.001.jpg
case_images: fig1
case_images: A 51-year-old man was admitted to the hospital for investigation of an asymptomatic right pleural effusion found on routine chest radiography (Figure 1). C-reactive protein level (27.6 mg/L) were elevated. Chest radiography also showed left diaphragm retraction (Figure 1).
case_images: Computed tomography scan of the chest showing on the right lung: (a) hydropneumothorax, (b) basal pleural nodule, and (c) pleural thickening; on the left lung: (a) basal pleural residual changes and (d) upper lobe residual parenchymal changes consistent with past tuberculosis.
case_images: CRIM2018-7846962.002.jpg
case_images: PMC5937586_01_CRIM2018-7846962.002.jpg
case_images: fig2
case_images: On the left, a slight focal basal pleural thickening and upper lobe residual parenchymal changes were consistent with past tuberculosis (Figure 2).
case_images: Subcutaneous rheumatoid arthritis nodule.
case_images: CRIM2018-7846962.003.jpg
case_images: PMC5937586_01_CRIM2018-7846962.003.jpg
case_images: fig3
case_images: Subcutaneous nodules were seen on his left elbow and wrist (Figure 3), which proved to be RA nodules after surgical excision.