ECG Quiz


  • Chollada Buranakarl
  • Saikaew Sutayatram




A 10-year-old female Pomeranian dog was
presented to the Small Animal Teaching Hospital,
Chulalongkorn University, on December, 2018, with a
history of anorexia, frequent vomiting, depress and
oliguria. Physical examination revealed that the dog
was depressed but responsive to the stimuli. The dog
was dehydrated (7%) with pale-pink mucous
membrane. The capillary refilling time of 1.5 seconds
with strong femoral pulse were detected. The
respiratory rate was 65 breath per minute with normal
sound while heart rate was approximately 60 beats per
minute without cardiac murmur from auscultation
using stethoscope. The systolic blood pressure was 120
mmHg. The blood collection was performed and the
results indicated the dog had anemia (PCV = 17%),
thrombocytopenia (42,000 per µL) and mild elevation
of ALT (348 Unit/L). The azotemia was found with
BUN and creatinine of 127 mg/dL and 5.5 mg/dL,
respectively. The concentrations of sodium (Na+) and
potassium (K+) were 134 and 7.75 mM, respectively.
Antibody test kit was positive for Ehrlichia canis.
Electrocardiogram (ECG) was recorded as shown in
Figure 1.


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How to Cite

Buranakarl, C., & Sutayatram, S. (2019). ECG Quiz. The Thai Journal of Veterinary Medicine, 48(4), 707–708. Retrieved from



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