Enlarging erythematous shoulder cystic mass in a young man

Key Points

• To describe a case of a young man with an asymptomatic, enlarging cystic mass on his shoulder.
• Imaging was utilized to assess the features of the cystic mass.
• Physical examination confirmed the asymptomatic nature of the mass.
• No deep invasion noted in the imaging results.
• The cystic mass was well-defined and vascular.
• Presence of intralesional fat was identified.
• Gradual enlargement of the mass was documented.