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February 10, 2012
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Dehydration in Adults (cont.)

Medical Author:
Charles Patrick Davis, MD, PhD

Dr. Charles "Pat" Davis, MD, PhD, is a board certified Emergency Medicine doctor who currently practices as a consultant and staff member for hospitals. He has a PhD in Microbiology (UT at Austin), and the MD (Univ. Texas Medical Branch, Galveston). He is a Clinical Professor (retired) in the Division of Emergency Medicine, UT Health Science Center at San Antonio, and has been the Chief of Emergency Medicine at UT Medical Branch and at UTHSCSA with over 250 publications.

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Medical Editor:
Melissa Conrad Stöppler, MD, Chief Medical Editor
Melissa Conrad Stöppler, MD, Chief Medical Editor
Melissa Conrad Stöppler, MD, Chief Medical Editor

Melissa Conrad Stöppler, MD, is a U.S. board-certified Anatomic Pathologist with subspecialty training in the fields of Experimental and Molecular Pathology. Dr. Stöppler's educational background includes a BA with Highest Distinction from the University of Virginia and an MD from the University of North Carolina. She completed residency training in Anatomic Pathology at Georgetown University followed by subspecialty fellowship training in molecular diagnostics and experimental pathology.

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Symptoms of Dehydration in Adults

The signs and symptoms of dehydration in adults range from minor to severe. Mild to moderate dehydration may include the following:

  • Increased thirst
  • Dry mouth
  • Tired or sleepy
  • Decreased urine output
  • Urine is low volume and more yellowish than normal
  • Headache
  • Dry skin
  • Dizziness
  • Few or no tears

The above symptoms may quickly worsen to indicate severe dehydration with signs and symptoms as follows:

  • Severely decreased urine output or no urine output. The urine, if any, produced is concentrated and a deep yellow or amber color.
  • Dizziness or lightheadedness that does not allow the person to stand or walk normally.
  • Blood pressure drops when the person tries to stand after lying down (low blood pressure)
  • Rapid heart rate
  • Fever
  • Poor skin elasticity (skin slowly sinks back to its normal position when pinched)
  • Lethargy, confusion, or coma
  • Seizure
  • Shock

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Dehydration (Adults) - Symptoms

The eMedicineHealth physician editors ask:

What were the symptoms of your dehydration?

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Dehydration (Adults) - Causes and Treatment

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What was the cause of your dehydration and how was it treated?

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