A 6.5-month-old infant presented with complaints altered behavior, cyanosis, weak cry, drooling, diminished feeding and constipation for 1 week. On examination, Shallow respiration Generalized flaccidity Absent DTRs Drooping eyelids There was no past history of fever, cough or coryza. The prenatal and antenatal period was uncomplicated. There was normal progression of the developmental milestones. The child was recently staed on pureed foods along with small amounts of honey. Lab studies and CSF studies were normal. SERS based immunoassay revealed a positive test. The motility of the above organism is due to which type of flagella: -
High-Yield Explanation
This is a case of infant botulism. Presents as: - Acute flaccid paralysis Toxin inhibits presynaptic release of Acetylcholine History of honey ingestion Honey contains spores of C. botulinum Risk is higher in infants As the gut flora has not matured in infants C. botulinum Gram positive bacillus 5 x 1 micrometer Non capsulated Peritrichous flagella Produces subterminal, bulging, oval spores Option A is monotrichous flagella Option B is Lophotrichous flagella Option D is Amphitrichous flagella