Pancreas cdfi no significant blood flow signal is seen, which means that no blood flow is detected and there is no vascular supply, then the nodule will grow more slowly around and within. The cdfi no significant blood flow signal seen is a method of ultrasound description used to screen for disease in a variety of organs and systems, and can determine whether a tumor is benign or malignant. Not seeing obvious blood signals is generally a good indication; if abundant blood flow signals indicate a large supply of blood vessels around and within the nodule, the nodule will grow more rapidly, requiring further clarification of the nature of the lesion. If the examination found that the pancreas cdfi did not see obvious blood flow signal need not be overly worried, it is recommended to promptly go to the hospital, follow the doctor’s instructions for treatment.