Name: Narayanee De Mendonca

Theme: CNS Infection

OPTIONS

A	Borrelia burgdorferi (Lyme Disease)	G	Neisseria meningitides group B
B	Escherichia coli	H	Neisseria meningitides group C
C	Haemophilus influenzae	I	Pneumococcus
D	Leptospirosa interrogans (Weil’s Disease)	J	Staphylococcus aureus
E	Listeria monocytogenes	K	Streptococcus group B
F	Mycobacterium TB

For each scenario below, choose the most appropriate answer from the list above. Each option may be used once, more than once or not at all.

1. A couple recently arrived from India bring their 3 wk old baby to casualty. She has a high fever and has not stopped crying all day. A CSF sample revealed a Gram negative bacillus that grew red on MacConkey plates and turned CLED plates yellow.

2. A 19 yr old has photophobia and a positive Kernig’s sign. His mother says he swims everyday in a river near his house, but worries that it may be polluted with sewage from a plant that has opened nearby. He has a non-blanching rash on both arms.

3. There is currently a successful conjugate vaccine for this sero-group of meningitis-causing organism.

4. A 68 yr old with chronic myeloid leukaemia contracts meningitis but is successfully treated with gentamycin and ampicillin.

5. A 41yr old has displays signs of meningism after camping with friends in the New Forest. The PRHO notices large erythematous rings with central fading on the patient’s legs but ignores them as they are dissimilar to the pathognomonic meningococcal rash.

ANSWERS

1. B

2. G

3. H

4. E

5. A