Fig. 4From: Development of a zoomorphic test specimen for constancy testing on digital X-ray systems in veterinary radiologyX-ray image of the test specimen showing the structures selected for the scoring. Structures selected for scoring: 1—trachea and proximal bronchia; 2—heart silhouette; 3—caudal vena cava; 4—thoracic aorta; 5—nodule 1; 6—nodule 2; 7—nodule 3; 8—nodule 4; 9—nodule 5; 10—regions for scoring the quantum noise impressionBack to article page