Assertion: puppy's problem | /r/Causes | this blue gum coloration
Facets:
value: because of a decrease in oxygenated blood
type: CAUSE
Source sentences:
text: Pneumonia, congestive heart failure, pulmonary thromboembolism, and other respiratory problems can cause this blue gum coloration if the condition is severe, because of a decrease in oxygenated blood.
text: Pneumonia, congestive heart failure, pulmonary thromboembolism, and other respiratory problems can cause this blue gum coloration if the condition is severe, because of a decrease in oxygenated blood.