case_images: PMC10676095_01
case_images: Chest CT showing enlarged (a and b) mediastinal (red arrows) and (c and d) hilar lymph nodes (green arrows) before treatment.
case_images: IDR-16-7305-g0001.jpg
case_images: PMC10676095_01_IDR-16-7305-g0001.jpg
case_images: f0001
case_images: On follow-up, a contrast-enhanced CT scan was performed, which demonstrated that the mediastinal and hilar lymph nodes were still enlarged (Figure 1).
case_images: PMC10676095_02
case_images: Hematoxylin-eosin staining of the mediastinal lymph nodes (10 x 20) exhibiting granulomatous inflammation (red arrow).
case_images: IDR-16-7305-g0002.jpg
case_images: PMC10676095_02_IDR-16-7305-g0002.jpg
case_images: f0002
case_images: After excluding tuberculosis, sarcoidosis was considered (Figure 2).
case_images: PMC10676095_03
case_images: After more than 1 month of the treatment, the follow-up chest CT exhibited reduced mediastinal (a and b) and hilar (c and d) lymph nodes relative to that before the treatment.
case_images: IDR-16-7305-g0003.jpg
case_images: PMC10676095_03_IDR-16-7305-g0003.jpg
case_images: f0003
case_images: In May, the patient returned for examination, and CT showed that the hilar and mediastinal lymph nodes were smaller than earlier (Figure 3), which indicated the effectiveness of the treatment.