Eating Disorders Flashcards

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1
Q

what is Russels sign?

A

callouses on knuckles from sticking hands down throat to vomit

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2
Q

Treatment of bullemia nervosa?

A

CBT

Fluoxetine

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3
Q

why seizures in bullemia?

A

electrolyte imbalance

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4
Q

Binges followed by regret, preoccupation with food, compensator actions and body image distortion?

A

bullemia nervosa

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5
Q

BMI in anorexia?

A

less than 17.5

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6
Q

main difference between anorexia and bullemia?

A

weight. anorexia must technically be classified as underweight. Bullemia more aware of their behaviours, anorexia are not

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7
Q

self induced weight loss, body image distortion, endocrine disorders, delayed or arrested puberty ?

A

ANOREXIA

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8
Q

signs of anorexia?

A

cold peripheries, lanugo hair, cold sensitivity, poor sleep, bradycardia, hypotension

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9
Q

what BMI constitutes very high risk?

A

under 13.5

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10
Q

what cardiac abnormalities do you get in anorexia?

A

QT prolongation

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11
Q

General management of anorexia?

A

education, monitoring, dietician input, CBT, family therapy

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12
Q

when do you use anti depressants anorexia?

A

those who have co morbid illness

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13
Q

Difference between binge eating disorder and bullemia?

A

no compensation to counter the binges and body shape and weight less important

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14
Q

most things are low in anorexia. which levels are high?

A

G’s andC’s raised:growth hormone,glucose, salivaryglands,cortisol,cholesterol,carotinaemia

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15
Q

examples of TCAs?

A

amytryptyline, nortryptyline, lofepramine

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16
Q

what is their mode of action?

A

they primarily block the reuptake of noradrenaline and serotonin from the synapse by blocking their transporters

17
Q

why do you get side effects from TCAs?

A

they antagonise dopamine, histamine and muscarinic acetyl choline receptors

18
Q

when would you use a TCA?

A

they are usually second line to SSRIs

19
Q

ability to drive and operate machinery with TCA?

A

t for tired

they are a strong sedative. This may affect ability to drive or operate heavy machinery

20
Q

what is worse to over dose on? SSRI or TCA?

A

TCA

21
Q

when would a TCA be avoided ?

A

if recent MI or history of arrhythmia

22
Q

effect of TCA on anxiety?

A

tackles anxiety

23
Q

side effects of TCAs?

A

sedation and weight gain

24
Q

remember they block Acetylcholine, side effects due to this?

A

dry mouth, constipation, blurred vision, urinary retention, sexual dysfunction

25
Q

what are SNRIs?

A

serotonin and noradrenaline reuptake inhibitors

26
Q

examples of SNRIs?

A

venlafaxine and duloxetine

27
Q

method of action of SNRI?

A

block serotonin and noradrenaline reuptake

28
Q

side effects of SNRIs?

A

GI upset

hypertension, palpitations, diziness

29
Q

mirtazipine - what drug class?

A

NASSA

30
Q

mechanism of NASSA?

A

antagonizes presynaptic noradrenaline, serotonin and histamine receptors

31
Q

when would you use mirtazipine?

A

weight loss and sleep issues

32
Q

what type of drug is phenelzine?

A

MAOI

33
Q

is phenelzine reversible?

A

no

34
Q

reversible MAOI?

A

moclobemide

35
Q

when would you use MAOI?

A

atypical depression

36
Q

side effects ?

A

diziness, postural hypotension, anticholinergic effects

37
Q

if you are starting a MAOI, what do you need to do about SSRI/SNRI?

A

need to stop these first as SSRI/SNRI interacts with MAOI