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What is A patient with 14 days of fever is suspected of having typhoid; what investigation should be done: and explain in detail?
Widal test is the investigation of choice in 3rd week. Ref: Text Book of Microbilogy By Ananthanarayan, 6th Edition, Page 275 and 8th Edition, Page 296 ; Harrison's Principles of Internal Medicine, 15th Edition, Page 972 ; Essentials of Pediatric By OP Ghai, 3rd Edition