Inheritance patterns and percentage of affected pups in litters indicate that TNS is inherited in a recessive manner (like CL) with both parents having to be carriers of the disease to produce an affected pup.

• 遗传模式及同窝幼犬中患病者的比率表明TNS以隐性方式遗传（与蜡样质脂褐素沉积病一样），即亲代双方均为疾病携带者的情况下才能产生患犬。