A 1-month-old infant is admitted to the Emergency Department with severe diarrhea. Which of the following assessments suggests the infant is severely dehydrated?
1. Skin moist and flushed; mucous membranes dry
2. Low specific gravity of urine; skin color pale
3. Fontanels depressed; capillary refill greater than three seconds
4. High specific gravity of urine; moist mucous membranes
3
Rationale:
1. Moist, flushed skin and moist mucous membranes are not signs of dehydration.
2. Low specific gravity of urine is not a sign of dehydration.
3. Two signs of severe dehydration are depressed fontanels and capillary refill time greater than three seconds.
4. Moist mucous membranes are signs of dehydration. High specific gravity of urine is not a severe sign of severe dehydration.
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