All - Trans - Retinoic Acid is used in the treatment for:: (A) Acute Promyelocytic Leukemia (PML), (B) Acute Lymphoid Leukemia (ALL), (C) Chronic Myeloid Leukemia (CML), (D) Chronic Lymphoid Leukemia (CLL)
Answer is A. All -Trans- Retinoic Acid is used in the treatment for Acute Promyelocytic Leukemia (PML) Ref: Harrison's Principles of Internal Medicine, 16th Edition, Page 636; Manual of Practical Medicine By R Alagappan, 3rd Edition, Page 347