A Case of Laparoscopic Splenectomy for Sclerosing Angiomatoid Nodular Transformation of the Spleen

Key Points

• This case aims to highlight the diagnosis and surgical treatment of SANT through laparoscopic splenectomy.
• A 51-year-old male was evaluated for splenomegaly via contrast-enhanced ultrasound and CT, revealing a 55 mm lesion.
• A laparoscopic splenectomy was performed for definitive diagnosis and treatment of suspected SANT.
• Histopathological and immunohistochemical analyses confirmed the diagnosis of SANT.
• The lesion was diagnosed as SANT based on histopathology showing irregular vascular lumens amid collagen-rich tissue.
• Immunohistochemical analysis revealed positive staining for CD34, CD31, and CD8.
• Successful laparoscopic splenectomy resulted in an accurate diagnosis and removal of the vascular lesion.