case_images: PMC9910222_01
case_images: Plain X-ray of the left humerus. Cystic lesion of the left upper humerus (arrow)
case_images: cureus-0015-00000033594-i01.jpg
case_images: PMC9910222_01_cureus-0015-00000033594-i01.jpg
case_images: FIG1
case_images: The X-ray images as part of investigations for recurrent joint pain revealed an incidental finding of a cystic lesion of the left upper humorous (Figure 1).
case_images: Diff-Quick cytology preparation (at 20x). Many sickle cells (arrow) in a lymphocyte-rich background rich admixed with a few histiocytes and rare plasma cells
case_images: cureus-0015-00000033594-i02.jpg
case_images: PMC9910222_01_cureus-0015-00000033594-i02.jpg
case_images: FIG2
case_images: Microscopic examination reveals many sickle cells were identified in lymphocyte-rich background admixed with few histiocytes, and rare plasma cells (Figure 2).