case_images: PMC9894278_01
case_images: H and E (100x) showing compact hyper-cellular Antoni A areas and myxoid hypo-cellular Antoni B areas and the inset (400x)
case_images: LI-40-70-g001.jpg
case_images: PMC9894278_01_LI-40-70-g001.jpg
case_images: lungindia_197_22-f001
case_images: Computed tomography (CT) scan of the lung showed a right upper lobe mass of 2.5 x 1 cm with right-sided hilar lymphadenopathy [Figure 1].
case_images: PMC9894278_02
case_images: H and E (100x) showing spindle cell lesion with cellular palisading areas in the inset (400x)
case_images: LI-40-70-g002.jpg
case_images: PMC9894278_02_LI-40-70-g002.jpg
case_images: lungindia_197_22-f002
case_images: A 50-year-old man presented to the hospital with chronic cough and a mass lesion on chest X-ray [Figure 2].
case_images: H&E (100x) with the inset showing S-100 strong positivity (Case 5)
case_images: LI-40-70-g003.jpg
case_images: PMC9894278_04_LI-40-70-g003.jpg
case_images: lungindia_197_22-f003
case_images: X-ray showed a mass which was confirmed on chest CT as a well-defined smoothly enhancing lesion in the right apical lung abutting superior vena cava superiorly likely neurogenic in origin, for which magnetic resonance imaging (MRI) was advised [Figure 3b].
case_images: IHC (100x) showing vimentin negative, CD34 negative, and SMA negative
case_images: LI-40-70-g004.jpg
case_images: PMC9894278_02_LI-40-70-g004.jpg
case_images: lungindia_197_22-f004
case_images: H and E section showed proliferated elongated spindle-shaped tumour cells having a round to oval centrally placed nucleus with cellular palisading at places [Figure 4].
case_images: PMC9894278_03
case_images: X-ray: Chest X-ray (PA view) showing well-defined opacity in the right lower zone in the para-cardiac region silhouetting Rt. cardiac border (Case 2)
case_images: LI-40-70-g005.jpg
case_images: PMC9894278_03_LI-40-70-g005.jpg
case_images: lungindia_197_22-f005
case_images: On CT scan chest, a well-defined heterogeneously enlarged lesion was present in the apical segment of the upper lobe of the right lung, which suggested Pancoast tumour [Figure 5].
case_images: Case 2 Ct: two axial CECT images showing a) Homogeneously enhancing Rt para-cardiac lung mass (Case 2). b) Lung window showing a soft tissue density lung mass in the Rt. apical region (Case 4)
case_images: LI-40-70-g006.jpg
case_images: PMC9894278_03_LI-40-70-g006.jpg
case_images: lungindia_197_22-f006
case_images: On histopathologic examination of the biopsy, tumour composed of bland-looking spindle cells arranged in fascicles with peripheral palisading of nuclei was seen in a myxoid background [Figure 6].
case_images: PMC9894278_04
case_images: H&E (100x) with the inset showing S-100 strong positivity (Case 5)
case_images: LI-40-70-g003.jpg
case_images: PMC9894278_04_LI-40-70-g003.jpg
case_images: lungindia_197_22-f003
case_images: X-ray showed a mass which was confirmed on chest CT as a well-defined smoothly enhancing lesion in the right apical lung abutting superior vena cava superiorly likely neurogenic in origin, for which magnetic resonance imaging (MRI) was advised [Figure 3b].
case_images: PMC9894278_05
case_images: Axial CEMRI showing the left apical heterogeneously enhancing lung mass
case_images: LI-40-70-g007.jpg
case_images: PMC9894278_05_LI-40-70-g007.jpg
case_images: lungindia_197_22-f007
case_images: IHC showed S100 positivity [Figure 7].