CD34 and Kaposi's sarcoma: The presence of multifocal infiltrates and mass-like consolidations in the lungs, in conjunction with the other clinical and pathological findings, supports the diagnosis of disseminated KS [13]. The pathological analysis of the chest mass revealed findings consistent with organizing pneumonitis, accompanied by pigment-laden histiocytes and diffuse CD34 staining, further supporting the diagnosis of KS [14].