Dehydration Assessment


 Percent DehydrationClinical Signs 
 <5%-NoneHistory of vomiting or diarrhea
5-7%Dry mucous membranes
Mild loss of skin elasticity 
8-10% Dry mucous membranes
Moderate to severe loss of skin elasticity
Weak, rapid pulse
Retracted eyes
 >10%Very dry mucous membranes
Complete loss of skin elasticity
Weak, thready pulse
Sunken, dull eyes
Altered mentation 
Note that decreased skin elasticity and sunken eyes can be seen in chronically emaciated animals with normal hydration status.

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