1. A medical image processing apparatus comprising: a specifying part configured to specify a probable disease from medical image data upon receiving medical image data obtained by imaging a subject by means of a single medical imaging apparatus; a first computing part configured to calculate morphological information indicating morphological characteristics of the specified probable disease based on the medical image data; a second computing part configured to calculate functional information of the specified probable disease based on the medical image data; and a third computing part configured to calculate an amount of progress characteristics of indicating a progressing extent of the probable disease based on the morphological information and the functional information.