A 25-year old woman has prolonged fever for 10 days. She has no history of jungle trekking or other outdoor activity. On examination, she looks toxic,

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Module 06: Gastrointestinal Problems (Assessment)
A 25-year old woman has prolonged fever for 10 days. She has no history of jungle trekking or other outdoor activity. On examination, she looks toxic, her temperature is 39°C. The liver and spleen are enlarged.

The most appropriate investigation is

A. Liver Function Test
B. Full blood Count
C. Typhoid antibody
D. Stool Culture and sensitivity
E. Lumbar Puncture