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Exam questionKROK 2Medicine ยท 2008

Periodical survey of a worker of a chemicals plant revealed a malignant neoplasm on the urinary bladder. This occupational disease was the most probably caused by contact with the following industrial poison:

Answer options

  1. Vinyl chloride
  2. Nickel carbonyl
  3. Benzidine
  4. Arsenic
  5. Asbestos
Correct answer

Benzidine

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