Fibromyalgia in Patient With Impaired Fasting Glucose

Implementation of OGTT: The patient was seated in a quiet room after 10-12 h of overnight fasting, and blood samples were drawn. Thereafter, 75 g glucose solution dissolved in 300 mL of water was administeredwithin 5 min. Two hours after this,another blood sample was drawn. During the test, the patient wasn't allowed to rest and eat, but not smoke.