A CT film how to see, mainly depends on the specific parts of the patient examination and the specific requirements of the clinician, non-imaging or non-medical personnel is difficult to specifically read the specific content of the CT film, so there is no way to diagnose, the requirements of having anatomical and imaging knowledge is higher, ordinary people can only look at the basic information on the CT film. Patients to distinguish the front and back of the film can be identified according to the patient’s name in alphabetical order, a film is divided into four main areas, the upper left for the machine model and information related to the picture, the lower left is the conditions of the scan, the upper right for the patient and the information of the examination, the lower right for the display of the field of view, because there are some professional terms, so ordinary people just pay attention to the upper right patient’s name, gender can be, where M is male, F is female. Where M is male, F is female, the order of the examination date is year, month and day, and the examination time will be accurate to the second.