FreeStyle Libre

  CHOOSING THE SITE The sensor is the key to getting a complete glucose picture so don’t forget to apply the sensor with care: • Select an area of skin on the back of your upper arm that generally stays flat during normal daily activities (no bending or folding). • Avoid areas with moles, scarring or tattoos. • Choose a site that is at least 2.5 cm away from an insulin injection site. • To prevent discomfort or skin irritation, you should select a different site other than the one most recently used PREPARING THE SKIN • Clean the skin with soap and water, dry the skin, wipe skin with an alcohol swab (let it air-dry) before proceeding. ... • The site selected on the back of the upper arm should be clean-shaven. SENSOR APPLICATOR Peel open the sensor pack and unscrew the sensor applicator. Line up dark marks on sensor applicator and sensor pack. On a hard, flat surface, press down firmly on the sensor applicator until it comes to a stop. CHECKING GLUCOSE LEVEL Push down firmly to app...

Finger prick blood glucose readings and sensor glucose readings won’t always match and in fact are likely to be different That’s because sensor glucose readings come from the interstitial fluid (ISF), a thin layer of fluid that surrounds the cells of tissues below the skin, not from blood. Why Are FreeStyle Libre Sensor Readings Sometimes Different From A Finger Prick Blood Glucose Test? Blood glucose and sensor glucose are closely related but not identical.   A sensor glucose reading always lags behind a finger prick blood glucose reading by about 2.4 img 4.6 minutes.   If glucose levels are rising or falling, then the two readings may be different. This is completely normal and to be expected, particularly after meals, after taking insulin or when you´ve been exercising.  When your glucose levels are stable then the two readings may be very similar.   Although the readings may differ slightly, the FreeStyle Libre system is accurate and safe to dose i...