H23: ACDR (Adverse cutaneous drug reactions) Flashcards

1
Q

type 1

A

IgE

penicilline

angio oedeem, urticaria, anafylaxie

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2
Q

type 2

A

cytotoxisch

sulfonamiden, penicilline, quinidine, isoniazide

petechiën, pemphigus

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3
Q

type 3

A

vasculitis, serum sickness

IgG, IgM in bloedvatwand

immunoglobulines, rituximab, infliximab, AB

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4
Q

type 4

A

celgemedieerd

sulfamethoxazole, anticonvulsiva, allopurinol

morbiliform exantheem
SJS TEN
fixed drug eruption
lichenoid

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5
Q

meest frequent voorkomend type ACDR?

A

exantheem

meestal <14d na inname GM

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6
Q

welke GM kunnen EEM/SJS/TEN veroorzaken?

A

NSAIDs (piroxicam)
Anticonvulsiva
Allopurinol
Sulfonamiden

“NAAS”

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7
Q

exanthemateuze drug eruptie

A

< 3w
viraal exantheem

PACG: penicilline, allopurinol, carbamazepine, goud

<2-3d indien al gesensitiseerd

eosinofilie

10-20d na discontinuatie verdwijnt de rash

stop gm
glucocorticoiden
preventie

allopurinol! 5%
ampicilline, amoxicilline: 100% indien klierkoorts (EBV/CMV)

nevirapine: cave TEN

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8
Q

AGEP

A

acute febriele eruptie
NIET-FOLLICULAIRE steriele pustels op erythemateuze achtergrond
1-3w
2-3d bij sensitisatie

koorts, neutrofielen

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9
Q

acneïforme pustulaire eruptie

A

bv cortisone, iodide, bromide, isoniazide, lithium, phenytoine

EGFR tyrosine kinase inhibitoren (erlotinib, cetuximab): acneiforme pustels zonder comedonen, in gezicht

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10
Q

DD/ AGEP

A

pustulaire pso
–> geen slijmvliezen!!

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11
Q

drug-induced urticaria, angioedeem, anafylaxie

A

CONTRASTMIDDEL
risico hoger icm betablokker

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12
Q

anafylaxie in bloed

A

tryptase ↑↑ (mastcel)

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13
Q

herhaalde episodes van anafylaxie

A

C1-esterase deficiëntie

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14
Q

fixed drug eruption

A

altijd op = plek
erythemateuze patch/plaque
geneest met hyperpigmentatie
topisch cortisone
gaat over in # w

TETRACYCLINES
SULFONAMIDES

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15
Q

DRESS

A

< 2m na start GM
koorts, malaise, OEDEEM GELAAT
eosinofilie
syst S/

allopurinol
anti-epileptica
sulfonamides

symm

cross-reactie

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16
Q

GM die pigmentatie induceren

A

amiodarone
minocycline

17
Q

pseudoporfyrie

A

fragiele huid handen
geen porfyrines
geen hypertrichose
lijkt op PCT

NAPROXEN!!

handRUG

subepidermale blaren

18
Q

GM-geïnduceerde necrose

A

warfarine (thv plaatsen met veel subcutaan vet, bv borsten of abdomen)

heparine: lokaal thv injectieplaats

interferon-a: necrose ++ thv injectieplaats

ergotamine: ACRAAL gangreen

19
Q

ACDR door chemo

A

vaak mucositis