During the dark field Vitalblut examination according to Prof. Enderlein, a living blood drop is examined with the help of a special darkroom microscope. All you need is a small drop of blood from one finger. The results of the examination give information about the overall situation of the body and the disease processes. The evaluation takes place immediately in the presence of the patient and any accompanying persons with a detailed explanation of the phenomena visible on a screen. At the same time, the investigation forms the basis for the SANUM therapy according to Prof. and the use of the necessary resources.