Affected breeds include the Swedish Lapland Dog, Brittany Spaniel, English Pointer, German Shepherd Dog, Rottweiler, and Cairn Terrier.

• 见于瑞典拉普杭犬、不列塔尼猎犬、英国指示猎犬、德国牧羊犬、罗威纳犬和凯恩梗。