The sputum specimen of a 70 year old male was cultured on a 5% blood agar. The culture showed the presence of a-haemolytic colonies next day. The further processing of this organism is most likely to yield :

Question

Accepted Answer

Gram positive cocci in short chains, catalase negative and bile resistant

Answer

Gram positive cocci in pairs, catalase negative and bile soluble

Answer

Gram positive cocci in clusters, catalase posi- tive and coagulase positive

Answer

Gram negative coccobacilli, catalase positive and oxidase positive

The sputum specimen of a 70 year old male was cultured on a 5% blood agar. The culture showed the presence of a-haemolytic colonies next day. The further processing of this organism is most likely to yield :

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