Diabetes Flashcards

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1
Q

Diabetes Mellitus (DM)

A

error in glucose metabolism
type 1: lack of insulin
type 2: insulin resistance
-lose water
-lose weight
-HIGH urine output
-fluid volume deficit

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2
Q

Diabetes Insipidus (DI)

A

NOT DM ( no glucose issues just fluids)
Low ADH causes polyuria, polydipsia leading to DEHYDRATION
-lose water
-lose weight
-HIGH urine output
-fluid volume deficit

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3
Q

SIADH
(Syndrome of inappropriate ADH)

A

Opposite of DI
oliguria and not thirst
-retain water
-gain weight
-LOW urine output
-fluid volume excess/overload
-decrease serum specific gravity
-increase urine specific gravity

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4
Q

Type 1 DM characteristics

A

insulin dependent
juvenile onset
ketosis prone

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5
Q

Type 2 DM characteristics

A

non-insulin dependent
adult onset
non-ketosis prone

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6
Q

S/sx of DM (3 Ps)

A

Polyuria- pee a lot
Polydipsia- thirsty
Polyphagia - swallowing a alot b/c of increased appetite

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7
Q

DM Type 1 treatment
if you dont treat they will DIE

A

Diet -least important, carb calories
Insulin - most important
Exercise

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8
Q

DM type 2 Tx
They are DOA

A

Diet (most important)
-calorie restriction (best/priority tx)
-6 feedings a day
Oral hypoglycemic
Activity

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9
Q

Insulin Types

A

Acts to lower blood sugar
1. R-regular
2. N-NPH
3. Lispro (Humalog)
4. Glargine (Lantus)

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10
Q

R-Regular insulin
1-2-4

A

-clear = solution
-IV drip
-onset: 1 hr
-peak: 2 hrs
-duration: 4 hrs
Pattern 1-2-4

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11
Q

N-NPH
6-8-10-12

A

-intermediate insulin
-cloudy = suspension
-N =not so clear, not so fast, not in the bag (cant give IV drip)
-onset: 6 hrs
-peak: 8-10 hrs
-duration: 12 hrs
Pattern 6-8-10-12

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12
Q

Lispro (Humalog)
15- 30 -3

A

-rapid/fastest acting insulin
-Give it with their meal (interrupt eating)
-onset: 15 min
-peak: 30 min
-duration: 3 hrs
pattern 15- 30 -3

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13
Q

Glargine (Lantus)
12-24

A

Long- acting insulin
NO PEAK
duration: 12-24 hrs
given safely at bedtime, littlerisk for hypoglycemia

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14
Q

Insulin Packaging

A

ALWAYS CHECK EXP DATE
-once open the new exp date is 30 days away
-label open package with the date it was opened & day it expires
-unopened MUST be refrigerated
-opened then refrigeration is optional

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15
Q

Exercise & Insulin

A

exercise is like a shot of insulin
increased exercise - decrease insulin dosage
decreased exercise - increase the insulin dosage

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16
Q

Diabetes & Sickness

A

-glucose goes up even if theyre not eating
-MUST USE INSULIN regardless of meals
-stay active
-major problem is hyperglycemia & dehydration

17
Q

Acute Comlications

A

Low blood glucose (hypoglycemia/hypoglycemic shock/insulin shock or reaction)
Causes:
-not enough food
-too much insulin (#1 cause- lead to brain damage)
-too much exercise

18
Q

Hypoglycemic Shock s/sx
Drunk in Shock

A

Drunk pt in Shock
Drunk:
-staggering
-slurred speech
-labile (emotional)
-slow reaction time
-decreased social inhibition
Shock:
-tachycardia/pnea
-low BP
-Cold, clammy, mottled skin

19
Q

Hypoglycemic Shock Tx

A

-give sugars or rapid metabolizing carbs
-sugar + starch/protain
-Glucagon IM
-Dextrose IV (d10 d50)

20
Q

DKA

A

ONLY IN TYPE 1
Causes:
#1 cause is acute viral upper respiratory infection within the last 2 weeks
too much food
not enough insulin
not enough exercise

21
Q

DKA S/sx

A

DKA
dehydration
Ketones, Kussmauls, High K(potassium)
Acidosis (metabolic), acetone breath, anorexia due to nausea

-ketones in the blood =DKA
-ketones in urine not always DKA

22
Q

DKA Tx

A

Insulin IV (regular)
IV fluid 200ml/hr fastest rate

23
Q

HHNK/HHS/HHNS

A

ONLY IN TYPE 2
very high blood sugar
Think SEVERE DEHYDRATION
-dry skin, flushed, decreased turgor, increased HR
tx: rehydration
Long term complications: poor perfusion, peripheral neuropathy

24
Q

DKA vs HHNK

A

DKA - dependent on insulin
-higher priority
-less death
HHNK needs re -e hydrate
-lower priority
-more deaths (pts come to ED too late)

25
Q

Long term complications

A

Either related to:
-Poor tissue perfusion (renal failure)
-Peripheral neuropathy (urinary incontinence)

26
Q

Hb A1c

A

best indicator of long term blood glucose level
under 6 = normal
7 = borderline (needs evaluation)
over 8 = out of control