“… 2 , 3 Some patients with MDS have antibodies against red blood cells (RBCs). 4 Cold agglutinin disease (CAD), a special type of autoimmune hemolytic anemia (AIHA) caused by auto‐antibodies attacking RBCs in cold temperatures, has infrequently been reported in patients with MDS. 3 , 5 , 6 Neutrophilic erythrophagocytosis phenomenon, in which RBCs are engulfed by neutrophils, is another unusual observation reported in MDS.…”