Symptoms & Signs
Symptoms of dry beriberi include:
- Difficulty walking
- Loss of feeling (sensation) in hands and feet
- Loss of muscle function or paralysis of the lower legs
- Mental confusion/speech difficulties
- Pain
- Strange eye movements (nystagmus)
- Tingling
- Vomiting
Symptoms of wet beriberi include:
- Awakening at night short of breath
- Increased heart rate
- Shortness of breath with activity
- Swelling of the lower legs
Diagnosis & Tests
A physical examination may show signs of congestive heart failure, including:
- Difficulty breathing with neck veins that stick out
- Enlarged heart
- Fluid in the lungs
- Rapid heartbeat
- Swelling in both lower legs
A person with late-stage beriberi may be confused or have memory loss and delusions. The person may be less able to sense vibrations.
A neurological exam may show signs of:
- Changes in the walk
- Coordination problems
- Decreased reflexes
- Drooping of the eyelids
The following tests may be done:
- Blood tests to measure the amount of thiamine in the blood
- Urine tests to see if thiamine is passing through the urine
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Beriberi : Overview, Causes, & Risk Factors
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Beriberi : Symptoms & Signs, Diagnosis & Tests
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Beriberi : Treatment
Review Date : 7/12/2008
Reviewed By : Linda Vorvick, MD, Seattle Site Coordinator, Lecturer, Pathophysiology, MEDEX Northwest Division of Physician Assistant Studies, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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