Case Study: Uncertainty Of Fasting

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3. Uncertainty of fasting could account for unexpected results, as food usually contains carbohydrates, fats and protein which will eventually cause rise in blood glucose level, in order to control this factor, we could observe the patient for at least 8 hours before taking the oral glucose tolerance test to ensure that patient is fasting. Point of care device not calibrated properly can cause for unexpected results, calibrating the device before doing test will allow for more accurate measure. Caffeine intake can affect blood glucose level, because of its effect that impairs glucose homeostasis which increases insulin resistance, increase in insulin resistance will lead to cellular failure to respond to normal insulin function. (Lane, 2011).…show more content…
However, if alcohol has a mixture of carbohydrates it will cause the blood sugar to rise. Ways to control this factor is to ensure or to educate patient on the effects of alcohol on results, drinking of water only is allowed. (Emanuel, Swade and Emanuele, 1998) Taking of diabetic medications or drugs that causes increase or decrease of blood glucose level, some diabetic medication helps to control blood glucose using insulin, therefore excessive insulin will cause the lowering of blood glucose level. Observe or advice patient to not take such drugs before actual test would help control unexpected

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