[Infrared diaphanoscopy (IRD)--a choice diagnostic procedure? Preliminary results of the clinical testing].

X-ray examinations of maxillary sinus represent an exposure to radiation not to be ignored especially in infancy and childhood. The diagnostic method of infrared diaphanoscopy (IRD) is described. As a method of choice it is compared with other possibilities of diagnosing inflammatory diseases of the maxillary sinus. No exposure to radiation, easy application as well as low costs and small demands on the equipment are essential advantages of this method. First results have already shown its clinical relevance.