Dehydration* Mild Dehydration* Slightly decreased urine output Slightly increased thirst Slightly dry mucous membrane Normal to slightly elevated heart rate Normal blood pressure Normal skin turgor Body Weight Loss Infant: 5% Child: 3% Moderate Dehydration* Decreased urine output Moderately increased thirst Dry mucous membrane Elevated heart rate Normal blood pressure Decreased skin turgor Sunken eyes Sunken anterior fontanelle Body Weight Loss Infant: 10% Child: 6% Severe Dehydration* Markedly decreased or absent urine output Greatly increased thirst Very dry mucous membrane Greatly elevated heart rate Hypotension Decreased skin turgor Very sunken eyes Very sunken anterior fontanelle Cold extremities Lethargy, altered level of consciousness Body Weight Loss Infant: >15% Child: >9% Notes: Indicates Key Condition This is not an exhaustive list of medical conditions

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