Intoxicația profesionala cu tetraclorura de carbon (tetraclormetan) Flashcards

1
Q

locuri de munca?

A
  • fabricare de freon
  • fabricarea de utilizarea de degresanti, decapanti, solventi industriali
  • industria cernelii si matasii
  • pesticide si dispersant pentru insecto-fungicide
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2
Q

Patogenia

A

 Patrundere: respiratorie, posibil cutanata
 Depozitare: Ficat, Rinichi, MO si SNC
 Metabolizare: Hepatic prin citocrom P450 cu steatoza si necroza hepatica
 Efecte: Sdr iritativ , Sdr. Ebrionarcotic, Hepatotoxic si Nefrotoxic

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3
Q

tablou clinic-intox acuta

A
  • sindrom embrionarcotic- vertij, parestezii, confuzie
  • sindrom iritativ
  • hepatita toxica: dureri abdominale, greata, varsaturi, inapetenta, icter, hepatosplenomegalie, urini inchise la culoare, sdr hemoragipare prin scaderea protrombinei;
  • nefrita toxica: dureri lombare, oligurie, anurie, IRA
  • exit prin EPA, coma hepatica, renala
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4
Q

Intoxicatia cronica

A

-encefalita toxica cu cefalee, acufene, senzatie de caldura, slabiciune, fatigabilitate, insomnie sau somnolenta, inversare ritm nictemeral, inapetenta, greata, varsaturi, constipatie, subicter,
-probe hepatice si renale alterate.
Pot apare semne de polinevrita, ingustare de camp vizual, diplopie si ambliopie toxica ( leazare de nerv optic).
-iritatie cronica conjunctala si bronsica.

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5
Q

Dg+

A
  • stabilirea expunerii profesionale (anamneza profesionala, documente doveditoare, determinari la locul de munca)
  • indicatori de expunere- determinarea CCl4 in aer expirat, sange, urina
  • indicatori de efect biologic- cresc TGP, TGO, Gama GT, creatinina, uree serica
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6
Q

tratament

A

Antidot: N acetil cisteina
 intreruperea expunerii
 O2 terapie in narcoza, intubatie la nevoie
 tratamentul maifestarilor hepato-renale
 vitamino terapie si trofice hepatice

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