At the vet it was discovered she was dying of an internal infection (thus the smell) and had to have emergency surgery with
special precautions due to her poor condition (you could count all her bones) including 5 teeth pulled because the infection had gotten to them.
For example, in California,
due to the high frequency of earthquakes, you need to take
special precautions to make sure your home is safe and secure in case an earthquake occurs.