RT Book, Section A1 MA, Lichtman A1 MS, Shafer A1 RE, Felgar A1 N, Wang SR Print(0) ID 1138038936 T1 Acid Phosphatase T2 Lichtman's Atlas of Hematology 2016 YR 2017 FD 2017 PB McGraw-Hill Education PP New York, NY SN 9780071602679 LK accessmedicine.mhmedical.com/content.aspx?aid=1138038936 RD 2024/03/28 AB Graphic Jump LocationView Full Size||Download Slide (.ppt)X.L.001Acid Phosphatase. Hairy Cell Leukemia. Spleen Imprints. (A) Acid phosphatase stain showing red staining of red cells and of large mononuclear (hairy) cells. (B) After treatment with tartrate, red cell staining is gone but large mononuclear (hairy) cells remain positive (red staining) for the acid phosphatase stain. This tartrate-resistant acid phosphatase staining pattern is characteristic of hairy cells.