A 4 yr old paially immunized boy came to OPD with history of bouts of coughing. On staining the sputum sample an organism with bipolar staining was seen. Which among the following organism it would be ?
Ans. is 'b' i.e., B. peussis Bouts of Coughing and bipolar staining suggest the diagnosis of whooping cough (peussis).
Y. Pestis
B. peussis
S. Agalactae
K. Pneumonae