›› 2010, Vol. 37 ›› Issue (5): 208-209.

• 兽医临床 • Previous Articles     Next Articles

Early Pregnancy Diagnosis of German Shepherd Dog by B/M Mode Ultrasonography

ZHANG Yi1, ZHANG Peng2   

  1. (1.College of Animal Husbandry and Veterinary Medicine,Shenyang Agricultural University, Shenyang 110161, China; 2.College of Veterinary Medicine, Sichuan Agricultural University, Ya’an 625000, China)
  • Received:1900-01-01 Revised:1900-01-01 Online:2010-05-20 Published:2010-05-20

Abstract: 30 pregnant German shepherd dogs were carried out early pregnancy diagnosis with the B/M mode ultrasonography during 20 to 40 days after mating. The results showed that: At 20th day, pregnancy sac of 75% dogs could be detected; heart beat could be seen at 24th day; at 27th day, pregnancy diagnose accuracy rate was 100%; at 30th day, prediction of fetal number was most accurate; M-mode ultrasonography can accurately determine the survival status of the fetus.

Key words: German shepherd dog; ultrasonography; early pregnancy diagnosis

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