case_images: PMC3715979_01
case_images: PMC3715979_02
case_images: Chest X-ray showing mass lesion in the right mid-zone (Case 2)
case_images: IJMPO-34-38-g001.jpg
case_images: PMC3715979_02_IJMPO-34-38-g001.jpg
case_images: F1
case_images: She was found to have mass lesion in the apical segment of right lower lobe by chest X-ray [Figure 1] and CT scan [Figure 2].
case_images: CT scan chest showing mass lesion in the apical segment of right lower lobe (Case 2)
case_images: IJMPO-34-38-g002.jpg
case_images: PMC3715979_02_IJMPO-34-38-g002.jpg
case_images: F2
case_images: She was found to have mass lesion in the apical segment of right lower lobe by chest X-ray [Figure 1] and CT scan [Figure 2].
case_images: PMC3715979_03
case_images: H and E (original magnification x100) showing lung alveoli on top, bronchiole and embryonal rhabdomyosarcoma below
case_images: IJMPO-34-38-g003.jpg
case_images: PMC3715979_03_IJMPO-34-38-g003.jpg
case_images: F3
case_images: H and E (original magnification x400) showing spindle-shaped cells, with a mitotic figure in the center. Few strap cells with bright eosinophilic cytoplasm (arrow)
case_images: IJMPO-34-38-g004.jpg
case_images: PMC3715979_03_IJMPO-34-38-g004.jpg
case_images: F4
case_images: Immunohistochemical (ABC technique, x400) examination shows cytoplasmic positivity for desmin in the spindle cells
case_images: IJMPO-34-38-g005.jpg
case_images: PMC3715979_03_IJMPO-34-38-g005.jpg
case_images: F5
case_images: Immunohistochemical (ABC technique, x100) examination shows positivity for MyoD 1 in the nuclei of spindle cells
case_images: IJMPO-34-38-g006.jpg
case_images: PMC3715979_03_IJMPO-34-38-g006.jpg
case_images: F6
case_images: MyoD 1 [Figure 6] and H-caldesmon, suggestive of embryonal RMS of anaplastic type. Metastatic workup was negative.