Wernicke–Korsakoff syndrome (WKS) is the combined presence of Wernicke encephalopathy (WE) and Korsakoff syndrome.Due to the close relationship between these two disorders, people with either are usually diagnosed with WKS as a single syndrome.
Thiamine deficiency is a medical condition of low levels of thiamine (vitamin B 1). A severe and chronic form is known as beriberi. The two main types in adults are wet beriberi and dry beriberi. Wet beriberi affects the cardiovascular system, resulting in a fast heart rate, shortness of breath, and leg swelling.