Patients who have weak immune systems are vulnerable to getting shingles and the shingles vaccine is a live vaccine, he added. The study looked at patients with rheumatoid arthritis, psoriasis, psoriatic arthritis, ankylosing spondylitis (an inflammation of the spine), or inflammatory bowel disease.
Fasting Blood Glucose (Blood Sugar) Level. A value above 126 mg/dL on at least 2 occasions typically means a person has diabetes. The Oral Glucose Tolerance Test. An oral glucose tolerance test is one that can be performed in a doctor's office or a lab.
The hormone insulin, which is produced in the pancreas, is an important regulator of blood sugar. levels. In people with diabetes, the pancreas does not produce sufficient insulin (type 1 diabetes) or the body does not respond appropriately to the insulin (type 2 diabetes). Alcohol consumption. by diabetics can worsen blood sugar control in those patients. For example, long-term alcohol use.