Multidrug-resistant typhoid fever: A review

Journal of Infection in Developing Countries

Volumn 5, Issue 5, 2011, Pages 324-337

  Zaki, Syed Ahmed ^a   Karande, Sunil ^b  

^a LOKMANYA TILAK MUNICIPAL MEDICAL COLLEGE AND GENERAL HOSPITAL   (India)

^b KEM HOSPITAL   (India)

Author keywords

Chromosomal mediated resistance; Fluoroquinolone treatment; Multidrug resistant typhoid fever; Plasmid mediated resistance; Salmonella enterica serovar typhi; Typhoid vaccine

Indexed keywords

AMINOTRANSFERASE; AMPICILLIN; ANTIBIOTIC AGENT; AZITHROMYCIN; AZTREONAM; BERLOCOMBIN; CEFIXIME; CEFOPERAZONE; CEFOTAXIME; CEFTRIAXONE; CEPHALOSPORIN; CHLORAMPHENICOL; CIPROFLOXACIN; COTRIMOXAZOLE; DEXAMETHASONE; DNA TOPOISOMERASE (ATP HYDROLYSING) A; FLAGELLIN; GATIFLOXACIN; HLA DR ANTIGEN; NALIDIXIC ACID; NORFLOXACIN; OFLOXACIN; QUINOLONE DERIVATIVE; RECOMBINANT PSEUDOMONAS AERUGINOSA EXOTOXIN A; RECOMBINANT VACCINE; STREPTOMYCIN; SULFONAMIDE; TOLL LIKE RECEPTOR 4; TYPHOID VACCINE; UNCLASSIFIED DRUG; UNINDEXED DRUG;

ABDOMINAL DISTENSION; ABDOMINAL TENDERNESS; ACUTE KIDNEY FAILURE; ANTIBIOTIC RESISTANCE; ANTIBIOTIC SENSITIVITY; ARTHRITIS; BACTERIAL LOAD; BACTERIAL STRAIN; BACTERIAL VIRULENCE; BANGLADESH; BLOOD CELL COUNT; BLOOD CULTURE; BONE MARROW BIOPSY; BONE MARROW SUPPRESSION; BRAIN DISEASE; BRAIN HEMORRHAGE; BRONCHOPNEUMONIA; CEREBELLAR ATAXIA; CHINA; CHOLECYSTITIS; CHOREA; CLOT CULTURE; COMA; DENGUE; DIAGNOSTIC TEST; DIAGNOSTIC TEST ACCURACY STUDY; DIARRHEA; DISEASE ASSOCIATION; DISEASE CARRIER; DISEASE COURSE; DISEASE DURATION; DISSEMINATED INTRAVASCULAR CLOTTING; DOMBIVLI FEVER; DRUG CONJUGATION; DRUG COST; DRUG EFFICACY; DRUG USE; EGYPT; FECES CULTURE; FEVER; GASTROINTESTINAL HEMORRHAGE; GLOMERULONEPHRITIS; HEMATOCRIT; HEMOGLOBIN BLOOD LEVEL; HEPATITIS; HEPATOMEGALY; HISTORY OF MEDICINE; HOSPITAL ADMISSION; HUMAN; HYPERNATREMIA; HYPOKALEMIA; INDIA; INDONESIA; INNATE IMMUNITY; INTESTINE PERFORATION; ISCHEMIA; ITALY; JAPAN; JORDAN; KENYA; KOREA; KUWAIT; LEPTOSPIROSIS; LEUKOCYTE DIFFERENTIAL COUNT; MALARIA; MALAYSIA; MALNUTRITION; MENINGITIS; MORTALITY; MULTIDRUG RESISTANCE; MULTIDRUG RESISTANT TYPHOID FEVER; MULTIPLEX POLYMERASE CHAIN REACTION; MYOCARDITIS; NEPAL; NIGERIA; PAKISTAN; PARALYTIC ILEUS; PAROTITIS; PATIENT COMPLIANCE; PERIPHERAL CIRCULATORY FAILURE; PERITONITIS; PLEURA EFFUSION; PREVALENCE; R PLASMID; RANDOMIZED CONTROLLED TRIAL (TOPIC); REVIEW; SALMONELLA ENTERICA; SALMONELLA TYPHI; SEIZURE; SENSITIVITY AND SPECIFICITY; SHOCK; SINGAPORE; SKIN ABSCESS; SKIN ULCER; SPLENOMEGALY; STUPOR; SUBPHRENIC ABSCESS; THAILAND; THERAPY DELAY; TOXEMIA; TREATMENT DURATION; TYPHOID FEVER; UNITED KINGDOM; URINE CULTURE; VACCINATION; VIET NAM; VIRUS HEPATITIS; WIDAL REACTION;

BACTERIA (MICROORGANISMS); SALMONELLA ENTERICA SUBSP. ENTERICA SEROVAR TYPHI; SALMONELLA TYPHI;

EID: 79958078784     PISSN: 20366590     EISSN: 19722680     Source Type: Journal    
DOI: 10.3855/jidc.1405     Document Type: Review

References (117)

1. Al-Sanouri TM, Paglietti B, Haddadin A, Murgia M, Bacciu D, Youssef M, Rubino, S (2008) Emergence of plasmid-mediated multidrug resistance in epidemic and non-epidemic strains of Salmonella enterica serotype Typhi from Jordan. J Infect Dev Ctries 2: 295-301.
2. Kanungo S, Dutta S, Sur D (2008) Epidemiology of typhoid and paratyphoid fever in India. J Infect Dev Ctries 2: 454-460.
3. Ananthanarayan R, Jayaram Panikar CK (2005) Enterobacteriaceae III: Salmonella. In: Textbook of Microbiology, 7th ed. Ananthanarayan R, Jayaram Panikar CK, editors. Chennai (India): Orient Longman Ltd p. 290-304.
4. Park K (2007) Typhoid fever. In: Park's text book of preventive and social medicine. 19 th ed. Park K, editor. Jabalpur (India): Bhanot Publisher p.195-198.
5. Crump JA, Luby SP, Mintz ED (2004) The global burden of enteric fever. Bull World Health Organ 82: 346-353.
6. Kothari A, Pruthi A, Chugh TD (2008) The Burden of Enteric Fever. J Infect Dev Ctries 2: 253-259.
7. Srikantiah P, Girgis FY, Luby SP, Jennings G, Wasfy MO, Crump JA, Hoekstra RM, Anwer M, Mahoney FJ (2006) Population-based surveillance of typhoid fever in Egypt. Am J Trop Med Hyg 74: 114-119.
8. Nagshetty K, Channappa ST, Gaddad SM (2010) Antimicrobial susceptibility of Salmonella Typhi in India. J Infect Dev Ctries 4: 70-73.
9. Chowta MN, Chowta NK (2005) Study of clinical profile and antibiotic response in typhoid fever. Indian J Med Microbiol 23: 125-127.
10. Lin FY, Vo AH, Phan VB, Nguyen TT, Bryla D, Tran CT, Ha BK, Dang DT, Robbins JB (2000) The epidemiology of typhoid fever in the Dong Thap Province, Mekong Delta region of Vietnam. Am J Trop Med Hyg 62: 644-648.
11. Mohanty S, Gaind R, Sehgal R, Chellani H, Deb M (2009) Neonatal sepsis due to Salmonella Typhi and Paratyphi A. J Infect Dev Ctries 3: 633-638.
12. Karande SC, Desai MS, Jain MK (1995) Typhoid fever in a 7 month old infant. J Postgrad Med 41: 108-109.
13. Olutola PS, Familusi JB (1985) Salmonella Typhi pneumonia without gastrointestinal manifestations. Diagn Imaging Clin Med 54: 263-267.
14. Jindal V, Singh VP (2008) Impending rupture of splenic abscess in enteric fever. Indian Pediatr 45: 864.
15. Kumar A, Kapoor R, Chopra K, Sethi GR, Saha MM (1989) Typhoid fever. Unusual hepatic manifestations. Clin Pediatr (Phila) 28: 99-100.
16. Dewan P, Pooniya V, Kaushik JS, Gomber S, Singhal S (2009) Isolated cerebellar ataxia: an early neurological complication of enteric fever. Ann Trop Paediatr 29: 217-219.
17. Malik AS (2002) Complications of bacteriologically confirmed typhoid fever in children. J Trop Pediatr 48: 102-108.
18. Cleary T (2005) Salmonella. In: Feigin RD, Cherry JD, Demmler GJ, Kaplan SL (eds). Feigin and Cherry's Textbook of Pediatric Infectious Diseases, 5th ed. Philadelphia, Saunders Company, p. 1473-1487.
19. Bhutta ZA (2008) Salmonella. In: Behrman RE, Kliegman RM, Jenson HB, Stanton FB (eds). Nelson Textbook of Pediatrics, 18th ed. Philadelphia: WB Saunders, p. 1182-1191.
20. Gupta A (1994). Multidrug-resistant typhoid fever in children: epidemiology and therapeutic approach. Pediatr Infect Dis J 13: 134-140.
21. Memon IA, Billoo AG, Memon HI (1997) Cefixime: an oral option for the treatment of multidrug-resistant enteric fever in children. South Med J 90: 1204-1207.
22. Zaki SA, Shanbag P (2010) Clinical manifestations of dengue and leptospirosis in children in Mumbai: an observational study. Infection 38: 285-291.
23. Phan MD and Wain J (2008) IncHI plasmids, a dynamic link between resistance and pathogenicity. J Infect Dev Ctries 2: 272-278.
24. Saha SK, Talukder SY, Islam M, Saha S (1999) A highly ceftriaxone-resistant Salmonella Typhi in Bangladesh. Pediatr Infect Dis J 18: 387.
25. Kumar R, Gupta N, Shalini (2007) Multidrug-resistant typhoid fever. Indian J Pediatr 74: 39-42.
26. Bavdekar SB (1996) Antimicrobial therapy of multidrug resistant typhoid fever in children: pediatricians' opinion. J Postgrad Med 42: 65-67.
27. Bhutta ZA, Naqvi SH, Razzaq RA, Farooqui BJ (1991) Multidrug-resistant typhoid in children: presentation and clinical features. Rev Infect Dis 13: 832-836.
28. WHO: Background document: The diagnosis, treatment and prevention of typhoid fever. Geneva, World Health Organization Communicable Disease Surveillance and Response. WHO/V&B/03.07; 2003.
29. Kato Y, Fukayama M, Adachi T, Imamura A, Tsunoda T, Takayama N (2007) Multidrug-resistant typhoid fever outbreak in travelers returning from Bangladesh. Emerg Infect Dis 13: 1954-1955.
30. Kumar S, Rizvi M, Berry N (2008) Rising prevalence of enteric fever due to multidrug-resistant Salmonella: an epidemiological study. J Med Microbiol 57: 1247-1250.
31. Calquhoun J, Weetch RS (1950) Resistance to chloramphenicol developing during treatment of typhoid fever. Lancet 2: 621-623.
32. Olarte J, Galindo E (1973) Salmonella Typhi resistant to chloramphenicol, ampicillin, and other antimicrobial agents: strains isolated during an extensive typhoid fever epidemic in Mexico. Antimicrob Agents Chemother 4: 597-601.
33. Paniker CK, Vimala KN (1972) Transferable chloramphenicol resistance in Salmonella Typhi. Nature 239: 109-110.
34. Butler T, Linh NN, Arnold K, Pollack M (1973) Chloramphenicol-resistant typhoid fever in Vietnam associated with R factor. Lancet 302: 983-985.
35. Chun D, Seol SY, Cho DT, Tak R (1977) Drug resistance and R plasmids in Salmonella Typhi isolated in Korea. Antimicrob Agents Chemother 11: 209-213.
36. Mirza SH, Beeching NJ, Hart CA (1996) Multi-drug resistant typhoid: a global problem. J Med Microbiol 44: 317-319.
37. Umasankar S, Wall RA, Berger J (1992). A case of ciprofloxacin-resistant typhoid fever. Commun Dis Rep CDR Rev 2: 139-140.
38. Sheorey HS, Kaundinya DV, Hulyalkar VS, Deshpande AK (1993) Multidrug resistant Salmonella Typhi in Bombay. Indian J Patho Microbiol 36: 8-12.
39. Deshmukh CT, Nadkarni UB, Karande SC (1994) An analysis of children with typhoid fever admitted in 1991. J Postgrad Med 40: 204-207.
40. Karande S, Kshirsagar NA (1996) Ciprofloxacin use: acute arthropathy and long-term follow up. Indian Pediatr 33: 910-916.
41. Bethell DB, Hien TT, Phi LT, Day NP, Vinh H, Duong NM (1996) Effects on growth of single short courses of fluoroquinolones. Arch Dis Child 74: 44-46.
42. Yoo S, Pai H, Byeon JH, Kang YH, Kim S, Lee BK (2004) Epidemiology of Salmonella enterica serotype Typhi infections in Korea for recent 9 years: trends of antimicrobial resistance. J Korean Med Sci 19: 15-20.
43. Murdoch DA, Banatvaia NA, Bone A, Shoismatulloev BI, Ward LR, Threlfall EJ (1998) Epidemic ciprofloxacin resistant Salmonella Typhi in Tajikistan. Lancet 351: 339.
44. Gaind R, Paglietti B, Murgia M, Dawar R, Uzzau S, Cappuccinelli P, Deb M, Aggarwal P, Rubino S (2006) Molecular characterization of ciprofloxacin-resistant Salmonella enterica serovar Typhi and Paratyphi A causing enteric fever in India. J Antimicrob Chemother 58: 1139-1144.
45. Phipps M, Pang T, Koh CL, Puthucheary S (1991) Plasmid incidence rate and conjugative chloramphenicol and tetracycline resistance plasmids in Malaysian isolates of Salmonella Typhi. Microbiol Immunol 35: 157-161.
46. Oh HM, Chew SK, Monteiro EH (1994) Multidrug-resistant typhoid fever in Singapore. Singapore Med J 35: 599-601.
47. Tran TH, Bethell DB, Nguyen TT, Wain J, To SD, Le TP, Bui MC, Nguyen MD, Pham TT, Walsh AL (1995) Short course of ofloxacin for treatment of multidrug-resistant typhoid. Clin Infect Dis 20: 917-923.
48. Matsumoto Y, Ikemoto A, Tawara S (1999) Antibacterial activity of cefixime against Salmonella Typhi and applicability of Etest. J Infect Chemother 5: 176-179.
49. Panigrahi D, al-Aneziz AH, West PW (1996) Plasmid-mediated multidrug resistance in Salmonella Typhi in Kuwait. Trop Med Int Health 1: 439-442.
50. Swaddiwudhipong W, Kanlayanaphotporn J (2001) A common-source water-borne outbreak of multidrug-resistant typhoid fever in a rural Thai community. J Med Assoc Thai 84: 1513-1517.
51. Pai H, Byeon JH, Yu S, Lee BK, Kim S (2003) Salmonella enterica serovar Typhi strains isolated in Korea containing a multidrug resistance class 1 integron. Antimicrob Agents Chemother 47: 2006-2008.
52. Lewis MD, Serichantalergs O, Pitarangsi C, Chuanak N, Mason CJ, Regmi LR, Pandey P, Laskar R, Shrestha CD, Malla S (2005) Typhoid fever: a massive, single-point source, multidrug-resistant outbreak in Nepal. Clin Infect Dis 40: 554-561.
53. Yanagi D, de Vries GC, Rahardjo D, Alimsardjono L, Wasito EB, De I, Kinoshita S, Hayashi Y, Hotta H, Osawa R, Kawabata M, Shirakawa T (2009) Emergence of fluoroquinolone-resistant strains of Salmonella enterica in Surabaya, Indonesia. Diagn Microbiol Infect Dis 64: 422-426.
54. Ochiai RL, Acosta CJ, Danovaro-Holliday MC, Baiqing D, Bhattacharya SK, Agtini MD, Bhutta ZA, Canh DG, Ali M, Shin S, Wain J, Page AL, Albert MJ, Farrar J, Abu-Elyazeed R, Pang T, Galindo CM, von Seidlein L, Clemens JD (2008) A study of typhoid fever in five Asian countries: disease burden and implications for controls. Bull WHO; 86: 260-268.
55. Kariuki S, Gilks C, Revathi G, Hart CA (2000) Genotypic analysis of multidrug-resistant Salmonella enterica Serovar Typhi, Kenya. Emerg Infect Dis 6: 649-651.
56. Akinyemi KO, Smith SI, Oyefolu AO, Coker AO (2005) Multidrug resistance in Salmonella enterica serovar Typhi isolated from patients with typhoid fever complications in Lagos, Nigeria. Public Health 119: 321-327.
57. Coovadia YM, Gathiram V, Bhamjee A, Garratt RM, Mlisana K, Pillay N, Madlalose T, Short M (1992) An outbreak of multiresistant Salmonella Typhi in South Africa. Q J Med 82: 91-100.
58. Scuderi G, Fantasia M, Niglio T (2000) The antibiotic resistance patterns of Salmonella Typhi isolates in Italy, 1980-96. The Italian SALM-NET Working Group. Salmonella Network. Epidemiol Infect 124: 17-23.
59. Misra S, Diaz PS, Rowley AH (1997) Characteristics of typhoid fever in children and adolescents in a major metropolitan area in the United States. Clin Infect Dis 24: 998-1000.
60. Wain J, Diep TS, Ho VA, Walsh AM, Nguyen TT, Parry CM, White NJ (1998) Quantitation of bacteria in blood of typhoid fever patients and relationship between counts and clinical features, transmissibility, and antibiotic resistance. J Clin Microbiol 36: 1683-1687.
61. Bhutta ZA (1996) Impact of age and drug resistance on mortality in typhoid fever. Arch Dis Child 75: 214-217.
62. Dimitrov T, Udo EE, Albaksami O, Al-Shehab S, Kilani A, Shehab M, Al-Nakkas A (2007) Clinical and microbiological investigations of typhoid fever in an infectious disease hospital in Kuwait. J Med Microbiol 56: 538-544.
63. Naheed A, Ram PK, Brooks WA, Hossain MA, Parsons MB, Talukder KA, Mintz E, Luby S, Breiman RF (2010) Burden of typhoid and paratyphoid fever in a densely populated urban community, Dhaka, Bangladesh. Int J Infect Dis 14 Suppl 3:e93-99.
64. Mengo DM, Kariuki S, Muigai A, Revathi G (2010) Trends in Salmonella enteric serovar Typhi in Nairobi, Kenya from 2004 to 2006. J Infect Dev Ctries 4: 393-396.
65. Marks F, Adu-Sarkodie Y, Hünger F, Sarpong N, Ekuban S, Agyekum A, Nkrumah B, Schwarz NG, Favorov MO, Meyer CG, May J (2010) Typhoid fever among children, Ghana. Emerg Infect Dis 16: 1796-1797.
66. Cooke FJ, Day M, Wain J, Ward LR, Threlfall EJ. Cases of typhoid fever imported into England, Scotland and Wales (2000-2003) (2007) Trans R Soc Trop Med Hyg 101: 398-404.
67. Lynch MF, Blanton EM, Bulens S, Polyak C, Vojdani J, Stevenson J, Medalla F, Barzilay E, Joyce K, Barrett T, Mintz ED (2009) Typhoid fever in the United States, 1999-2006. JAMA 302: 859-865.
68. Das U, Bhattacharya SS (2000) Multidrug resistant Salmonella Typhi in Rourkela, Orissa. Indian J Pathol Microbiol 43: 135-138.
69. Sen B, Dutta S, Sur D, Manna B, Deb AK, Bhattacharya SK, Niyogi SK (2007) Phage typing, biotyping & antimicrobial resistance profile of Salmonella enterica serotype Typhi from Kolkata. Indian J Med Res 125: 685-688.
70. Madhulika U, Harish BN, Parija SC (2004) Current pattern in antimicrobial susceptibility of Salmonella Typhi isolates in Pondicherry. Indian J Med Res 120: 111-114.
71. Jog S, Soman R, Singhal T, Rodrigues C, Mehta A, Dastur FD (2008) Enteric fever in Mumbai--clinical profile, sensitivity patterns and response to antimicrobials. J Assoc Physicians India 56: 237-240.
72. Arora D, Seetha KS, Kumar R (2009) The changing scenario of the Salmonella serotype and its drug resistance pattern. Journal of Clinical and Diagnostic Research [serial online]. 3:1754-1759. Available from http://www.jcdr.net/article_fulltext.asp?issn=0973-709x&year=2009&month=October&volume=3&issue=5&page=1754&id=585 [last accessed on Jan 20 2011].
73. Renuka K, Kapil A, Kabra SK, Wig N, Das BK, Prasad VV, Chaudhry R, Seth P (2004) Reduced susceptibility to ciprofloxacin and gyra gene mutation in North Indian strains of Salmonella enterica serotype Typhi and serotype Paratyphi A. Microb Drug Resist 10: 146-153.
74. Buch NA, Hassan MU, Kakroo DK (1994) Enteric fever- A changing sensitivity pattern, clinical profile and outcome. Indian Pediatr 31: 981-985.
75. Raman TS, Krishnamurthy L, Menon PK, Singh D, Jayaprakash DG (1994) Clinical profile and therapy of enteric fever. Indian Pediatr 31: 196-199.
76. Mishra S, Patwari AK, Anand VK, Pillai PK, Aneja S, Chandra J, Sharma D (1991) A clinical profile of multidrug resistant typhoid fever. Indian Pediatr 28: 1171-1174.
77. Rathish KC, Chandrashekar MR, Nagesha CN (1995) An outbreak of multidrug resistant typhoid fever in Bangalore. Indian J Pediatr 62: 445-448.
78. Ciraj AM, Seetha KS, Gopalkrishna BK, Shivananda PG (1999) Drug resistance pattern and phage types of Salmonella Typhi isolates in Manipal, South Karnataka. Indian J Med Sci 53: 486-489.
79. Kumar S, Rizvi M, Berry N (2008) Rising prevalence of enteric fever due to multidrug-resistant Salmonella: an epidemiological study. J Med Microbiol 57: 1247-1250.
80. Parry CM, Hien TT, Dougan G, White NJ, Farrar JJ (2002) Typhoid fever. N Engl J Med 347: 1770-1782.
81. Rowe B, Ward LR, Threlfall EJ (1997) Multidrug-resistant Salmonella Typhi: a worldwide epidemic. Clin Infect Dis 24 Suppl 1:S106-109.
82. Hawkey PM (1998) The origins and molecular basis of antibiotic resistance. BMJ 317: 657-660.
83. Turner AK, Nair S, Wain J (2006) The acquisition of full fluoroquinolone resistance in Salmonella Typhi by accumulation of point mutations in the topoisomerase targets. J Antimicrob Chemother 58: 733-740.
84. Tunger O, Karakaya Y, Cetin CB, Dinc G, Borand H (2009) Rational antibiotic use. J Infect Dev Ctries 3: 88-93.
85. Singh M (1991) The challenge of multi-drug resistant typhoid fever. Indian Pediatr; 8: 329-332.
86. Bhutta ZA (1999) The challenge of multidrug resistant typhoid in childhood: current status and prospects for the future. Indian Pediatr 36: 129-131.
87. Sharma R, Sharma CL, Kapoor B (2005) Antibacterial resistance: current problems and possible solutions. Indian J Med Sci 59: 120-129.
88. Hart CA, Kariuki S (1998) Antimicrobial resistance in developing countries. BMJ 317: 647-650.
89. Kundu R, Ganguly N, Ghosh TK, Yewale VN, Shah RC, Shah NK (2006) IAP Task Force. IAP Task Force Report: management of enteric fever in children. Indian Pediatr 43: 884-887.
90. Dharmana E, Joosten I, Tijssen HJ Gasem MH, Indarwidayati R, Keuter M, Dolmans WM, Van Der Meer JW (2002) HLA-DRB1*12 is associated with protection against complicated typhoid fever, independent of tumour necrosis factor alpha. Eur J Immunogenet 29: 297-300.
91. Nguyen TH, Mai NL, Le TP, Ha V, Nguyen TC, Tran TH, Nguyen TH, Farrar JJ, Dunstan SJ (2009) Toll-like receptor 4 (TLR4) and typhoid fever in Vietnam. PLoS One 4: e4800.
92. Bhutta ZA (2006) Current concepts in the diagnosis and treatment of typhoid fever. BMJ 333: 78-82.
93. Mishra D, Chaturvedi D (2008) Typhoid fever and viral hepatitis. Indian J Pediatr 75: 509-510.
94. Kabra SK, Madhulika, Talati A, Soni N, Patel S, Modi RR (2000) Multidrug-resistant typhoid fever. Trop Doct 30: 195-197.
95. Mishra S, Niranjan S, Kumar H, Sharma D (1993) Ceftriaxone: use in multidrug resistant typhoid fever. Indian Pediatr 30: 67-70.
96. Biswal N, Mathai B, Bhatia BD, Srinivasan S, Nalini P (1994) Enteric fever: a changing perspective. Indian Pediatr 31: 813-819.
97. Ramanan A, Pandit N, Yeshwanth M (1992) Unusual complications in a multidrug resistant Salmonella Typhi outbreak. Indian Pediatr 29: 118-120.
98. Kundu R, Ganguly N, Ghosh TK, Yewale VN, Shah RC, Shah NK (2006) IAP Task Force. IAP Task Force Report: diagnosis of enteric fever in children. Indian Pediatr 43: 875-883.
99. Kalhan R, Kaur I, Singh RP, Gupta HC (1998) Rapid diagnosis of typhoid fever. Indian J Pediatr 65: 561-564.
100. Wain J and Hosoglu S (2008) The laboratory diagnosis of enteric fever. J Infect Dev Ctries 2: 421-425.
101. Wain J, Diep TS, Bay PV, Walsh AL, Vinh H, Duong NM, Ho VA, Hien TT, Farrar J, White NJ, Parry CM, Day NPJ (2008) Specimens and culture media for the laboratory diagnosis of typhoid fever. J Infect Dev Ctries 2: 469-474.
102. Song JH, Cho H, Park MY, Na DS, Moon HB, Pai CH (1993) Detection of Salmonella Typhi in the blood of patients with typhoid fever by polymerase chain reaction. J Clin Microbiol 31: 1439-1443.
103. Massi MN, Shirakawa T, Gotoh A, Bishnu A, Hatta M, Kawabata M (2005) Quantitative detection of Salmonella enterica serovar Typhi from blood of suspected typhoid fever patients by real-time PCR. Int J Med Microbiol 295: 117-120.
104. Prakash P, Mishra OP, Singh AK, Gulati AK, Nath G (2005) Evaluation of nested PCR in diagnosis of typhoid fever. J Clin Microbiol 43: 431-432.
105. Haque A, Ahmed N, Peerzada A, Raza A, Bashir S, Abbas G (2001) Utility of PCR in diagnosis of problematic cases of typhoid. J Infect Dis 54: 237-239
106. Ambati SR, Nath G, Das BK (2007) Diagnosis of typhoid fever by polymerase chain reaction. Indian J Pediatr 74: 909-913.
107. The Working Group on Drug-Resistant Typhoid Fever, Saniel MC (1995) Revised guidelines for empiric treatment of typhoid fever -1995. The Philippine Journal of Microbiology and Infectious Diseases 24: 1-4.
108. Sood S, Kapil A, Das B, Jain Y, Kabra SK (1999) Re-emergence of chloramphenicol sensitive Salmonella Typhi. Lancet 353: 1241-1242.
109. Gupta V, Kaur J, Kaistha N (2009) Re-emerging chloramphenicol sensitivity and emerging low level ciprofloxacin resistance among Salmonella enterica serotype Typhi isolates in North India. Trop Doct 39: 28-30.
110. Manchanda V, Bhall P, Sethi M, Sharma VK (2006) Treatment of enteric fever in children on the basis of current trends of antimicrobial susceptibility of Salmonella enterica serotype Typhi and Paratyphi A. Ind J Med Microbiol 24: 101-106.
111. Prajapati B, Rai GK, Rai SK, Upreti HC, Thapa M, Singh G, Shrestha RM (2008) Prevalence of Salmonella Typhi and paratyphi infection in children: a hospital based study. Nepal Med Coll J 10: 238-241.
112. Wasfy MO, Frenck R, Ismail TF, Mansour H, Malone JL, Mahoney FJ (2002) Trends of multiple-drug resistance among Salmonella serotype Typhi isolates during a 14-year period in Egypt. Clin Infect Dis 35: 1265-1268.
113. House D, Ho VA, Diep TS, Chinh NT, Bay PV, Vinh H, Duc M, Parry CM, Dougan G, White NJ, Farrar JJ, Hien TT, Wain J (2008) Antibodies to the Vi capsule of Salmonella Typhi in the serum of typhoid patients and healthy control subjects from a typhoid endemic region. J Infect Dev Ctries 2: 308-312.
114. John TJ (1995) Typhoid vaccine. Indian Pediatr 32: 391-393.
115. Joshi SK (1999) Typhoid vaccination after enteric fever. Indian Pediatr 36: 724-725.
116. Podda A, Saul AJ, Arora R, Bhutta Z, Sinha A, Gaind R, Singhal T, Saha S, Brooks A, Martin LB, Amdekar Y, Chitkara AJ, Shieh M, Kapur AN, Chugh TD (2010) Conjugate vaccines for enteric fever: proceedings of a meeting organized in New Delhi, India in 2009. J Infect Dev Ctries 4: 404-411.
117. Steele D (2008) The importance of generating evidence on typhoid fever for implementing vaccination strategies. J Infect Dev Ctries 2: 250-252.