Glucose Regulation Flashcards
Fasting blood glucose
Drawn after client has been fasting at least 8 hours
Oral glucose test
Client fasts for 8-12 hours
Then given 75 g carbs orally
Blood drawn measures how body reacts to carb overload
Random glucose test
Random glucose
Hemoglobin A1c
Measures average of blood glucose levels over last 6-8 weeks
Fasting Glucose level no diabetes
less than 100
Fasting glucose level prediabetes
100-125
Fasting glucose level diabetes
126 or greater
Random glucose level diabetes
200 AND Signs of hyperglycemia
A1c level no diabetes
Less than 5.7%
A1c level prediabetes
5.7-6.4%
A1c level diabetes
6.5% or above
If the client has been diagnosed with diabetes. What should the nurse education about their A1c?
Target range is 7.0% for a client diagnosed with diabetes
My Plate method:
50% - non-starchy veggies (green leafy things)
25% - Starches (grains, pasta, or starchy veggies)
25% - low fat lean meats
Pt. BS is 90 an the client is getting ready to go for a jog. What should the nurse educate the client?
Eat a snack if your BS is on the low side to prevent hypoglycemia while exercising
The pt. is sick for a week and BS has dropped to 50. What education point should the nurse touch on?
You should take your long acting insulin even when you are sick.
True/False: It is okay for a diabetic pt to powder feet with cornstarch if they are sweaty.
True
True/False: It is okay for the diabetic pt. to wear plastic shoes like Crocs for protection
False: plastic shoes hold in more moisture
The pt. states that she will get sugar free fruit juice in order to stay hydrated on days she is sick. Nurse response:
You should get regular fluids such as gatorade, fruit juice that are high in carbs to replace electrolytes and keep BS norm
The nurse hears diabetic client who is sick at home say she has not eaten a full meal in the past 3 days. What should the nurse do?
Notify the provider immediately and tell pt. to seek Tx at ER
Diabetic seek Tx if ER if:
Decreased LOC Sick > 2 days Temp > 102 for > 12hrs Temp doesn't respond to meds Increased RR Can't tolerate fluids BS > 240 consistently
Biguanides Ex.
Metformin
Precautions for Metformin
Can cause Renal impairment
**Do not give IV contrast within 48 hours of taking Metformin
Sulfonylureas Ex.
Glyburide (Glynase)
Glyburide precaution
Can cause hypoglycemia
Thiazolidinediones Ex.
Pioglitazone (Actos)
Pioglitazone precautions
Can cause Heart failure and liver toxicity