management of diabetes Flashcards

1
Q

name 7 people making up the MDT for a patient with diabetes?

A
dietician
podiatrist 
pharmacist 
diabetes doctor 
GP
psychologist 
specialist nurses
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2
Q

name 8 things a diabetic patient should expect from their care?

A
BG levels checked
BP checked
blood lipids checked
eyes screened
feet checked
kidney function 
weight 
smoking cessation support
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3
Q

4 reasons why patients have an interest in treatment?

A

relief of 1y symptoms
prevention of complications
preservation of quality of life
damage minimilisation

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4
Q

5 stages to the 5-step framework for choosing a GLC lowering drug?

A

1 - set target HbA1c

2 - treat other risk factors

3 - optimise current treatments

4 - GLC lowering options

5 - set review date and target HbA1c with patient

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5
Q

why is metformin normally first choice?

A

improves outcome
well tolerated
cheap

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6
Q

class of drug - metformin?

A

biguanides

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7
Q

role of metformin?

A

improves insulin sensitivity
decreases fatty acid synthesis
inhibits gluconeogenic pathways
improves receptor function

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8
Q

half life of metformin?

A

6 hrs

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9
Q

benefits of taking metformin in overweight patients?

A

reduces MI risk and other macrovascular complications

microvascular risks also decrease

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10
Q

name 4 advantages of metformin?

A

well tolerated
no weight gain
cheap
used in pregnancy

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11
Q

name 4 disadvantages of metformin?

A

vitamin B12 malabsorption

lactic acid uptake by liver is inhibited - leads to hypoxia, hepatic failure etc.

GI side effects in 20-30% cases

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12
Q

name 3 Sulphonylureas?

A

Glimepiride
Gliclazide
Glipizide

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13
Q

how are Sulphonylureas named?

A

Gli___ide

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14
Q

action of Sulphonylureas?

A

bind to SUR-1 receptor

  • > K+ cancels close
  • > decreased K+ influx depolarisation
  • > Ca2+ channels open
  • > exocytosis of secretory granules of insulin to cell surface
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15
Q

action of Sulphonylureas?

A

bind to SUR-1 receptor

  • > K+ cancels close
  • > decreased K+ influx depolarisation
  • > Ca2+ channels open
  • > exocytosis of secretory granules of insulin to cell surface
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16
Q

where are Sulphonylureas metabolised?

A

liver

17
Q

how often to take Sulphonylureas?

A

glimepiride - once/day
gliclazide - twice daily
glipizide - twice daily

18
Q

4 advantages of Sulphonylureas?

A

used with metformin

rapid improvement in control

cheap

well tolerated

19
Q

disadvantages of Sulphonylureas?

A

risk of HYPOglycaemia

weight gain

caution needed in renal and hepatic disease

photosensitivity reactions as a side effect

20
Q

name a thiazolidinedione?

A

Pioglitazone

21
Q

3 functions of Pioglitazone?

A

stimulates PPAR-gamma (receptor)

reduces insulin resistance in liver and peripheral tissues

reduces quantity of GLC, insulin and glycated haemoglobin in the blood

22
Q

disadvantages of Pioglitazone

A

weight gain
fractures in females
increase risk bladder cancer

23
Q

disadvantages of Pioglitazone

A

weight gain
fractures in females
increase risk bladder cancer