case_images: PMC11791092_01
case_images: Clinical presentation. A 30-mm dome-shaped, erythematous nodule with purpura is observed on the volar aspect of the right wrist.
case_images: cureus-0017-00000076907-i01.jpg
case_images: PMC11791092_01_cureus-0017-00000076907-i01.jpg
case_images: FIG1
case_images: Ultrasonography findings. Ultrasonography revealed the presence of a hypoechoic cystic structure with dimensions of 23x20x20 mm in close proximity to the distal radial artery. A color Doppler analysis revealed the presence of blood flow within the lesion that was supplied by the radial artery and exhibited a distinctive swirling motion.
case_images: cureus-0017-00000076907-i02.jpg
case_images: PMC11791092_01_cureus-0017-00000076907-i02.jpg
case_images: FIG2
case_images: A color Doppler analysis revealed blood flow within the lesion that was supplied by the radial artery and exhibited a distinctive swirling motion (Figure 2).
case_images: Computed tomography angiography. Three-dimensional computed tomography angiography image confirmed the presence of a well-defined contrast collection at the volar aspect of the wrist with direct communication with the radial artery (arrow).
case_images: cureus-0017-00000076907-i03.jpg
case_images: PMC11791092_01_cureus-0017-00000076907-i03.jpg
case_images: FIG3