Solitary hyoid plasmacytoma with unicentric Castleman disease: A case report and review of literature

Figure 1 Imaging findings during initial admission. A and C: Thickening of the left epiglottis; B and D: Arytenoid and aryepiglottic fold; E: Osteolytic lesions of the left hyoid; F: Thyroid cartilage plate; G-I: ¹⁸F-FDG centered around the hyoid body and its left greater horn (SUV_max = 8.8), and left submandibular and submental soft tissue (SUV_max = 4.8) exhibited on positron emission tomography (PET); J-L: Computed tomography (CT); M-O: PET/CT fusion; and P: PET maximum-intensity projection image demonstrated no other sites with abnormal ¹⁸F-FDG uptake.