Management of Diabetes Flashcards
A group of diseases that result in too much sugar/glucose in the blood stream
Diabetes
A chronic condition in which the pancreas produces little or no insulin
Type I diabetes
Type I Diabetes:
- Most common cause = _________; destroys pancreatic _________ cells that make insulin
- onset is commonly ________ in life
- Most common cause = AUTOIMMUNE; destroys pancreatic BETA cells that make insulin
- onset is commonly EARILER in life
a chronic condition that affects the way the body processes blood sugar
Type 2 diabetes
Type 2 Diabetes:
- body does not use ______ properly
- Characterized by insulin ___________ (decreased ability for insulin to move glucose into cells)
- onset is more commonly ______ in life
- ________ common type
- Type 2 diabetes is increasing in correlation /c increased ______ levels
- body does not use INSULIN properly
- Characterized by insulin RESISTANCE (decreased ability for insulin to move glucose into cells)
- onset is more commonly LATER in life
- MOST common type
- Type 2 diabetes is increasing in correlation /c increased OBESITY levels
A condition in which blood sugar is high, but not high enough to be diagnosed as Type 2 diabetes
Prediabetes
Prediabetes:
- at risk for developing type ____ diabetes, but not inevitable /c weight ________ and ______ changes
- Fasting blood glucose = _______ mg/dl
- A1C = ______%
- at risk for developing type 2 diabetes, but not inevitable /c weight LOSS and LIFESTYLE changes
- Fasting blood glucose = 100 - 125 mg/dl
- A1C = 5.5 - 6.4%
A form of high blood sugar affecting pregnant women
Gestational diabetes
Gestational Diabetes:
- _______ hormones can increase blood sugar
- body is not able to make and use all the _______ it needs for pregnancy
- increased risk for developing type ___ diabetes later in life
- PLACENTAL hormones can increase blood sugar
- body is not able to make and use all the INSULIN it needs for pregnancy
- increased risk for developing type 2 diabetes later in life
What is the purpose of insulin?
facilitate uptake of glucose into cells to produce energy
Physiologic Insulin Resistance — Between Meals
- ________ producing glucose to meet body’s energy needs
- ________ produces insulin on continuous basis (facilitates _________ of basal glucose production)
- LIVER producing glucose to meet body’s energy needs
- PANCREAS produces insulin on continuous basis (facilitates METABOLISM of basal glucose production)
Physiologic Insulin Resistance — With Food Intake
- Blood glucose _______ based on carbohydrates consumed
- Pancreas produces spike of ______
- Blood glucose RISES based on carbohydrates consumed
- Pancreas produces spike of INSULIN
Adult Diagnosis of Diabetes Criteria
- A1C: greater than or equal to _____%
- FBG: greater than or equal to ______ mg/dL
- 2 hour PG: greater than or equal to ________ mg/dl during OGTT
- Symptoms & RPG: greater than or equal to ______ mg/dL
- A1C: greater than or equal to 6.5%
- FBG: greater than or equal to 126 mg/dL
- 2 hour PG: greater than or equal to 200 mg/dl during OGTT
- Symptoms & RPG: greater than or equal to 200 mg/dL
Diabetic Adult Goals Criteria
- A1C < _____% for most patients (select pts < ___% or < ____%)
- Preprandial capillary glucose: _________ mg/dL
- Peak postprandial capillary glucose < _____ mg/dL
- A1C < 7% for most patients (select pts < 6.5% or < 8%)
- Preprandial capillary glucose: 80 - 130 mg/dL
- Peak postprandial capillary glucose < 180 mg/dL
Metformin (Glucophage) — MOA
- improves insulin _________
- increases tissue ________ and utilization of ______ by muscle
- Decreases hepatic production of _________
- Used for Type _____ diabetes
- improves insulin SENSITIVITY
- increases tissue UPTAKE and utilization of GLUCOSE by muscle
- Decreases hepatic production of GLUCOSE
- Used for Type 2 diabetes
Metformin (glucophage) — Efficacy
- A1C decreases by ________%
- FBG decreases by ________ mg/dL (FBG»_space; prandial)
- A1C decreases by 1.5 - 2.0%
- FBG decreases by 60 - 80 mg/dL (FBG»_space; prandial)
_______ is the first line treatment for diabetes per ADA and AACE
METFORMIN (GLUCOPHAGE) is the first line treatment for diabetes per ADA and AACE
Metformin (Glucophage) — Advantages
- no ___________
- Decreases _________ and ______
- Shown to decreased ______ events
- no __________ (possible ________)
- no HYPOGLYCEMIA
- Decreases TRIGLYCERIDES and LDL-C
- Shown to decreased CVD events
- no WEIGHT GAIN (possible WEIGHT LOSS)
Metformin (Glucophage) — Disadvantages
- ____ side effects
- ___________ risk; rare, but serious
- GI side effects
- LACTIC ACID risk; rare, but serious
Metformin (Glucophage) — Caution and Contraindications
- Caution: _______ dysfunction
- Caution: patients at risk for _______________
- Cost is ________
- Caution: RENAL dysfunction
- Caution: patients at risk for LACTIC ACIDOSIS
- Cost is CHEAP
SGLT2 Inhibitors — MOA
- “glucosuretics” - help excrete ______ out in urine
- inhibition of SGLT2 in the proximal tubules reduces the _______ of glucose and increases ______ of glucose in urine
- “glucosuretics” - help excrete GLUCOSE out in urine
- inhibition of SGLT2 in the proximal tubules reduces the RESORPTION of glucose and increases EXCRETION of glucose in urine
SGLT2 Inhibitors — Efficacy
- A1C decreases by ______%
- A1C decreases by 0.5 - 1%
SGLT2 Inhibitors — Advantages
- low _________ risk, ________ weight, _______ blood pressure
- Empagliflozin = decreased _________ events (indicated for ______ patients)
- low HYPOGLYCEMIA risk, DECREASED weight, DECREASED blood pressure
- Empagliflozin = decreased CARDIOVASCULAR events (indicated for CHF patients)
SGLT2 Inhibitors — Disadvantages
- Efficacy is dependent on good _______ function
- Transient increase in _______
- increased _____
- Volume _______/hypotension/dizziness
- Risk of ___________ (/c canagliflozin)
- ________ effects
- Efficacy is dependent on good RENAL function
- Transient increase in SCr
- increased LDL
- Volume DEPLETION/hypotension/dizziness
- Risk of AMPUTATIONS (/c canagliflozin)
- ADVERSE effects
Sulfonylureas — MOA
- For type _____ diabetes
- Stimulate ______ secretion from pancreatic beta-islet cells (requires functioning pancreas)
- bind to the SUR1 subunit and block the ATP sensitive ____ channel in the beta membrane
- For type 2 diabetes
- Stimulate INSULIN secretion from pancreatic beta-islet cells (requires functioning pancreas)
- bind to the SUR1 subunit and block the ATP sensitive K+ channel in the beta membrane
Sulfonylureas
- caution in what 4 groups of people?
(1) Elderly
(2) Renal/hepatic diseases
(3) Alcoholics
(4) pts /c concomitant hypoglycemic agents
Sulfonylureas — Best candidates
- Type _____ DM
- _______ duration of diabetes
- ______ fasting blood glucose levels
- When _______ is an issue
- Type 2 DM
- SHORT duration of diabetes
- FAST fasting blood glucose levels
- When COST is an issue
Sulfonylureas — Treatment Failure
- _____% will have primary failure (d/t poor blood sugar control after initial trial of 6 - 12 weeks on medications and diet)
- After 5 years, ______% may experience secondary failure
- Failure after initial _______
- Common for these medications to start to failure after ______ months (pancreatic beta-cells quit _________ insulin /c disease progression) - place in therapy is __________
- 25% will have primary failure (d/t poor blood sugar control after initial trial of 6 - 12 weeks on medications and diet)
- After 5 years, 50 - 75% may experience secondary failure
- Failure after initial CONTROL
- Common for these medications to start to failure after 6 - 12 months (pancreatic beta-cells quit PRODUCING insulin /c disease progression) - place in therapy is DECLINING
What drug class do these belong to?
- Repaglinide (prandin)
- Nateglinide (starlix)
Meglitinides
end in “glinide”