Risques Liés Au Irradiation Flashcards

1
Q

Principes de radioprotection (3)?

A
  • Justification : eviter exam inutile
  • Optimisation : dose minimale efficace
  • Limitation des doses : dose max
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2
Q

Type expo (2)?

A

Irradiation externe

Contamination (interne/externe)

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3
Q

Risque pdt grossesse

A

10SA : malformation SNC

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4
Q

Methode de mesure de l’expo?

A

Dosimetrie externe passive

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5
Q

Difference entre gray et sievert?

A

Gray : dose absorbée par organisme

Sievert : mesure de effets bio des rayonnements - equivalent de dose

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6
Q

CAT si irradiation pdt grossesse?

A

> 200mSv : IMG

< 100mSv : poursuite et surveillance

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7
Q

Dose max admissible cz pro de santé?

A

100mSv sur 5 ans
Ac < 50mSv/an

En moy 20mSv/an pr categorie A
6mSv/an pr categorie B
1mSv pr le public

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8
Q

Prevention spécifique en radiotherapie ?

A
Respect des contre-indications
Limiter irradiation :
- radioT conformationnelle
- fractionnement
- etalement
Prevenir les ES :
- remise en etat buccodentaire
- gouttiere fluorées
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