Microbiology – MCQ 20 – A person working in a abattoir presented with a pustule

A person working in an abattoir presented with a pustule on his hand which turned into ulcer, which will best help in diagnosis
a) Trichrome methylene blue
b) Carbel fuschin
c) Acid fast stain
d) Calcoflour white

Correct answer : a) Trichrome methylene blue

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