article_snippet: Frankie was trained to lie down when Frankie could smell thyroid cancer in a sample of urine and turn away if thyroid cancer was clean.
article_snippet: Frankie was trained to lie down when Frankie could smell thyroid cancer in a sample of urine and turn away if thyroid cancer was clean. 
article_snippet: Frankie is pictured here.
article_snippet: Pictured is Dr Arny Ferrando, who found Frankie as a stray . '
highlights_snippet: Frankie was trained to lie down after smelling thyroid cancer in urine .
  