Fig. 1From: Comparative measurements of bone mineral density and bone contrast values in canine femora using dual-energy X-ray absorptiometry and conventional digital radiographyAnterior-posterior positions ap1 and ap2. X-ray of patient no. 8 (Alsatian, 24 kg) right femur in anterior-posterior positions (ap1, ap2). ap1: anterior-posterior position, femur rotated medially about 20°; ap2: conventional anterior-posterior position like for HD diagnosisBack to article page