case_images: PMC4735621_01
case_images: right uptake at the base of tongue (Upper) involvement of the superior part of the layngx((lower).
case_images: ijo-28-079-g001.jpg
case_images: PMC4735621_01_ijo-28-079-g001.jpg
case_images: F1
case_images: There was a posterior-inferior extension of the mass to the vallecula and pre-epiglottic space; in addition to a thickened aryepiglottic fold in the presence of intact fat planes (Fig.1). 
case_images: Microscopic: sections show dense spindle cell proliferation with storiform growth pattern associated with patchy infiltration of lymphoplasma cells (a,b), and positive reaction of tumor cells with SMA(c) and Alk-1(d
case_images: ijo-28-079-g002.jpg
case_images: PMC4735621_01_ijo-28-079-g002.jpg
case_images: F2
case_images: Ref#90-590)(Fig.2 a,b,c, d).