Diabetes Flashcards
Type 1A v. Type 1B diabetes
Both beta cell destruction
1A- autoimmune
1B -not autoimmune
Risk factors for type 2 diabetes
Obesity Family hx Hispanic, African American, Pacific Islanders Htn Hypld Delivery of >9lb infant
Classic diabetes symptoms
Polyuria
Polydipsia
Polyphagia
Weight loss
Describe the types of diabetic retinopathy
Nonproliferative: dot or flame shaped hemorrhages and cotton wool spots
Proliferative: neovascularization
Maculopathy: macular edema, blurred vision and central vision loss
MC cause of end stage kidney disease
Diabetes
First sign of diabetic nephropathy
Microalbuminuria
What is expected on biopsy of the diabetic kidney?
Kimmelstiel-Wilson: modular glomerulosclerosis w/ pink hyaline material
Macrovascular complications of DM
CAD
PAD
CVA
Presentation of hypoglycemia
Sweating, tremors, palpitations, nervousness, tachycardia, HA, lightness, confusion, slurred speech, and dizziness
Sx when BS<60 and brain dysfunction when BS <50
Lab values that indicate diabetes
Fasting glucose >126
2GGT >200
A1c >6.5%
When should you screen for diabetes?
ADA: adults over 45 every 3yr and adults with BMI >25 with addition risk factor
USPSTF: 40-70yo if overweight or obese
A1c monitoring
Every 3mo if uncontrolled
Twice a year if controlled
A1c goals
<7.0% for most pts
7-8% if multiple comorbidities or older than 70
Metformin MOA
Decreases hepatic glucose production and increases peripheral glucose utilization
Metformin SE/cautions
Lactic acidosis
GI issues
Metallic taste
Macrocytic anemia due to decreased B12 absorption
2nd generation sulfonylureas
Glipizide
Glyburide
Glimepride