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Question 599
Microbiology → General
Classification
Question
SSBAQuestion Header
Which Gram-positive rod is associated with maternal and neonatal listeriosis?
Question Stem
Which organism combines Gram-positive rod morphology with maternal and neonatal listeriosis?
Options
A
Gardnerella vaginalis
B
Bacteroides fragilis
C
Campylobacter jejuni
D
Listeria monocytogenes
E
Bordetella pertussis
Explanation
Listeria monocytogenes is a Gram-positive rod associated with maternal and neonatal listeriosis. The other listed organisms are Gram-negative rods.
Option Validity
A) Gardnerella vaginalis is a Gram-negative rod associated with bacterial vaginosis.
B) Bacteroides fragilis is a Gram-negative rod associated with intra-abdominal infections, perirectal abscess and decubitus ulcers.
C) Campylobacter jejuni is a Gram-negative rod associated with gastroenteritis.
E) Bordetella pertussis is a Gram-negative rod associated with pertussis or whooping cough.
Further Reading
Saxena R. Textbook for MRCOG-1: Basic Sciences in Obstetrics and Gynaecology. Chapter 6 — Microbiology and Immunology: Table 6.1 — Common forms of bacteria. Printed page 184.