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Diabetes
Diabetes lecture
28
Nursing
Graduate
11/02/2014

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Cards

Term
Types of Diabetes (5)
Definition
- Impaired fasting glucose – even just 101
- Impaired glucose tolerance
- Type I diabetes
- Type II diabetes
- LADA (latent autoimmune diabetes in adult
Term
Clinical Presentation
Definition
- Asymptomatic or nonspecific
- 3 P’s (polyuria, polydipsia, polyphagia), by then the sugar is terrible like 300s 400s
- Acute complications :DKA (type 1 uncontrolled)
- Chronic complications: Nephropathy, Retinopathy, Neuropathy
- CVS
Term
Diabetes Diagnosis (4)
Definition
1. Symptoms + random glucose >200
2. FBS > 126 or random glucose > 200 on two separate occasions
3. 2 hour plasma glucose >200 after 75g of glucose load (Oral glucose tolerance test)
4. HbA1C > 6
Term
symptoms
Definition
polyuria, polydypsia, polyphagia
Term
Impaired glucose tolerance
Definition
2 hour plasma glucose = 140 to 199 during OGTT
Term
Impaired fasting glucose
Definition
FBS 110 to 125 mg/dl
Term
Screening
Definition
- every 2 yrs starting at 10 or onset of puberty
Term
Urine microalbumin
Definition
- YEARLY for DM nephropathy
NOT UA
Term
Opthalmologic eval
Definition
- start 5 yrs after diagnosis of type I, then every year
- initial diagnosis of type II
Term
Neuropathy screening
Definition
annually
- microfilament test
Term
monitoring control of diabetes
Definition
- Intensive blood glucose monitoring
- Glycosylated hemoglobin (HbA1c)
Term
Blood glucose control goals
Definition
Acceptable Ideal
Fasting 60-130 70-100
Preprandial 60-130 70-100
Postprandial <200 <160
3 A.M. > 65 >65
Term
HgbA1C
Definition
- Estimate of mean BG over previous 2-3 months
- Recent 30 days responsible for 50% of observed HbA1c level
Term
If suspect falsely low or high, what do?
Definition
Glucose tolerance test
Term
Management
Definition
- weight loss and exercise
- control blood glucose
- avoid hypoglycemia
- HbA1c<7% or 6.5 (younger)
- HbA1c 8& if elderly or life expectancy < 5 yrs
Term
DKA
Definition
- Mainly type I
- 3 Ps, N/V, abdominal pain, fatigue, blurring vision, obtundation, coma
- Glucose >250
- Low CO2 (<15mEq/L)
- PH < 7.3
- Complicated by cerebral edema, shock
Term
NKH
Definition
- Mainly Type II
- Precipitated by infection, stroke, MI
- In setting where fluid intake is limited (elderly)
- 3Ps, blurred vision, obtundation, shock
- Hyperglycemia >600, serum osm >320, pH >7.3
Term
DKA and NKH tx
Definition
- FLUID!!!!!!!!!
Term
Late complications of DM
Definition
CVS, retinopathy, nephropathy, retinopathy, neuropathy
Term
Late complications of DM: CVS
Definition
CAD, Stroke, PAD, silent MI
Term
Late complications of DM: Retinopathy
Definition
Simple (wool spots, exudate)

Vs

Proliferative (new vessels, scarring, hemorrhage, retinal detachment) - this means they have pretty severe end stage new vessels that can lead to blindness
Term
Late complications of DM: Nephropathy
Definition
silent at onset, microalbuminuria (30-300mg/d), >550mg/d, macroproteinuria (dipstick positive)
Predict CVS mortality
GFR falls 1ml/min per month once macroproteinuria
Term
Late complications of DM: Neuropathy
Definition
- peripheral polyneuropathy (numbness, paresthesias, pain)
- Charcot joints ( loss of proprioceptive fibers leads to abnormalities of gait)
- Mononeuropathy (wrist drop, foot drop, CN 3rd, 4th, 6th nerve paralysis)
- Autonomic neuropathy
- DM foot ulcers
Term
********Who is metformin contraindicated in?
Definition
older than 80 or CR >1.5 in male and CR >1.4 in female
Term
#1 choice for type II diabetes
Definition
Metformin (biguanides)
Term
Metformin
Definition
- DON’T GIVE IN older than 80 or CR >1.5 in male and CR >1.4 in female
- SE: GI, minimal risk of lactic acidosis
- No weight gain!
Term
Sulfonylureas
Definition
- SECOND LINE for type II
- Glipizide (Glucotrol), Glyburide (Diabeta, Micronase), Glimepiride (Amaryl)
- Stimulate insulin production from beta cells
- Cause hypoglycemia, weight gain
Term
Disaccharidase inhibitors
Definition
(Acarbose – Precose, Miglitol – Glyset)
- slowing absorption of monosaccharides in intestine
- SE: FLATULENCE, abdominal discomfort, diarrhea
- Beneficial in elderly w/ constipation and postprandial hyperglycemia
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