Provided is a medical image reproducing method. The medical image reproducing method includes reproducing a three-dimensional (3D) medical image which includes a two-dimensional (2D) left-eye image and a 2D right-eye image, determining a 3D effect of an annotation based on an offset value which relates to an offset between the left-eye image and the right-eye image in order to insert the annotation into the 3D medical image, and displaying the annotated 3D medical image.