Both blood and urine cultures are positive for an oxidase-n…
Both blood and urine cultures are positive for an oxidase-negative, gram-negative rod that is colorless on MacConkey agar. Biochemical reactions include the following: TSIA A/A no gas and no H2S Phenylalanine deaminase: negative Indole: negative Citrate: positive Motility: positive DNAse: positive Lysine decarboxylase: positive Ornithine decarboxylase: positive Arabinose: alkaline The opportunistic pathogen that demonstrates these reactions is: