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Salmonellosis Sumitr Sutra

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1 Salmonellosis Sumitr Sutra
ป ร ะ ชุ ม วิ ช า ก า ร ค ณ ะ แ พ ท ย ศ า ส ต ร์ ม ห า วิ ท ย า ลั ย ข อ น แ ก่ น วั น ที่ – ตุ ล า ค ม

2 DIARRHEA Foodborne or waterborne Child care Centers Immunocom promised
Hospitalization Travel Antimicrobiol agents DIARRHEA

3 ACUTE INFLAMMATORY DIRRHEA
Salmonella spp. Shigella spp. Vibrio parahemoliticus Aeromonas hydrophila Plesiomonas shigelloides Campylobacter jejuni/coli Enterohemorrhagic Escherichia coli Yersinia enterocolitica Entamoeba histolitica Strongyloides stercolalis Vibrio parahemoliticus Trichinella spiralis Cryptosporidium parvum Balantidium coli Schistosoma Bacteria Parasite Cytomegalovirus Enterovirus Virus

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8 DIAGNOSIS: FOOD AND WATER BORNE INFECTION
MICROBIAL CAUSES Nausea, Vomiting or Diarrhea within 1-16 hours Staphylococcus aureus Bacillus cereus Clostridium perfringens Diarrhea and Abdominal Cramps within hours Viruses Vibrio Enterotoxogenic E. coli Fever, Diarrhea, Abdominal Cramps within hours Salmonella Shigella C. jejuni Yersinia Abdominal Cramps, Bloody diarrhea, no fever hours Enterohemorrhagic E. coli O157 : H7

9 ชนิดของเชื้อ จำนวนตัวอย่าง เปอร์เซ็นต์
ผลการเพาะเชื้อจากอุจจาระของผู้ป่วยจากรายงานของ NSSC ปี พ.ศ.2544 ชนิดของเชื้อ จำนวนตัวอย่าง เปอร์เซ็นต์ Non-typhoidal Salmonella Typhoidal Salmonella Shigella Other Bacteria No growth 7,329 228 728 147 26 84.53 2.70 8.62 1.74 6.31 รวม 8,458 (คัดลอกจาก WHO National Salmonella and Shigella center : NSSC โดย อรุณ บ่างตระกูลนนท์)

10 Salmonella Nomenclature
CDC Designation Common Clinical Usage Complete Name S. enterica subsp. enterica ser. Typhi S. enterica subsp. enterica ser. Typhimurium S. enterica subsp. enterica ser. Enteritidis S. enterica subsp. enterica ser. Dublin S. enterica subsp. arizonae ser. 18:z4, Z23:- S. enterica subsp. houtenae ser. Marina Salmonella ser. Typhi S. ser. Typhimurium S. ser. Enteritidis S. ser. Dublin S. IIIa 18: Z4, Z23:- S. ser. Marina S. typhi S. typhimurium S. enteritidis S. dublin Arizona hinshawii ser. 7a, 7b:1, 2, 5:- S. marina or S. IV 48: g, Z51:

11 Salmonella Bacteremia Gastroenteritis Enteric fever Asymptomatic
Carrier Metastatic focal infection Gastroenteritis Enteric fever

12 MULTIPLY IN MACROPHAGES
PATHOGENESIS INGESTION Salmonella INVADE M cells MOST NON-TYPHOIDAL SALMONELLA MULTIPLY IN MACROPHAGES AND LYMPH NODE S. Typhi S. Dublin S. Cholerasuis S. Paratyphi SURVIVAL IN BLOOD STREAM PRODUCE ENTEROTOXIN S. Typhi S. Typhimurium

13 MULTIPLY IN MACROPHAGES
PATHOGENESIS INGESTION Salmonella INVADE M cells MOST NON-TYPHOIDAL SALMONELLA MULTIPLY IN MACROPHAGES AND LYMPH NODE S. Typhi S. Dublin S. Cholerasuis S. Paratyphi SURVIVAL IN BLOOD STREAM PRODUCE ENTEROTOXIN S. Typhi S. Typhimurium

14 FACTORS PREDISPOSING TO
SALMONELLOSIS & DISSEMINATION Dose and Serotype Hypochlorhydria Inflammed Bowel Alter Gut Flora Defected CMI Defected RE System

15 Bacterial Isolation In Khon Kaen 2000-2002
Year Organisms 2000 2001 2002 Salmonella spp. Vibrio cholerae V. paraheamolyticus Aeromonas spp. Plesiomonas spp. Shigella spp. Others 345 (62.8) 50 (9.1) 73 (13.3) 29 (5.3) 15 (2.7) 8 (1.5) 112 (29.5) 35 (9.2) 204 (53.6) 12 (3.2) 1 (0.3) 7 (1.8) 9 (2.4) 336 (32.0) 235 (22.4) 188 (17.8) 120 (11.4) 94 (8.9) 29 (2.8) 49 (4.7) Total 549 380 1,051

16 Salmonella isolated from food and drinking water
in five communities in Khon Kaen, 2002. Food Drinking water Community Salmonella Isolation(%) Salmonella Isolation(%) Specimens Specimens 1 2 3 4 5 84 74 69 105 71 12 (14.3) 14 (18.9) 16 (23.2) 20 (19.0) 12 (16.7) 16 18 14 2 (12.5) 2 (14.3) 2 (11.1) Total 403 74 (18.4) 82 6 (7.3)

17 Salmonella isolated from food handlers and others in Khon Kaen, 2002.
Healthy population Salmonella Isolation(%) Salmonella Isolation(%) Specimens Specimens Sex Males Females Age (year) < 30 > 60 14 76 20 35 21 - 6 4 (3.3) 2 (14.3) 4 (20.0) 3 (8.6) 1 (4.8) - 2.5 168 96 170 95 32 10 11 (4.7) 8 (4.8) 12 (7.1) 5 (5.3) 2 (6.3) Total 90 10 (11.0) 403 19 (4.7)

18 Salmonella isolated from pork and chicken from fresh markets in Khon Kaen.
Month Specimens Specimens Positive (%) Positive (%) February June October 32 34 25 29 (90.6) 34 (100) 24 (96.0) 28 30 26 28 (100) 28 (93.3) 25 (96.2) Total 91 87 (95.6) 84 81 (96.4)

19 Salmonella serovars isolated from pork and chicken (fresh market)
Port Chicken Serovar Strains(%) Serovar Strains(%) S. Anatum S. Rissen S. Panama S. Albany S. Amsterdam S. Derby S. Subspecies 19, 12: 1 V:- S. Worthington S. Subspecies 14, 15, 12:I:- S. Saintpaul Others 57 (47.1) 30 (25.1) 17 (14.1) 2 (1.6) 3 (2.5) S. Virchow S. Enteritidis S. Panama S. Hadar A. Anatum S. Blockley S. Agona S. Albany S. Saintpaul S. Typhimurium Others 31 (27.2) 21 (18.4) 9 (7.9) 7 (6.1) 6 (5.2) 4 (3.5) 3 (2.7) 10 (15.7) Total 121 Total 114

20 Salmonella serovars and serogroups isolated in from pork and chicken from Khon Kaen supermarkets Port Chicken Serovar (serogroup) Serovar (serogroup) Strains(%) Strains(%) S. Anatum (E) S. Rissen (C) S. Panama (D) S. Weltevreden (E) S. Worthington (G) S. Derby (B) S. Stanley (B) S. Virchow (C) S. Cerro (K) S. Albany (C) S. Scwarzengrum (B) S. Typhimurium (B) 43 (32.6) 34 (25.8) 10 (7.6) 5 (3.8) 4 (3.0) 3 (2.5) 2 (1.5) S. Rissen (C) S. Virchow (C) S. Anatum (E) S. Panama (D) S. Stanley (B) H. Hadar (C) S. Havana (G) S. Enteritidis (D) S. Scwarzengrun (B) S. Blockley (C) S. Senftenberg (G) 12 (15.8) 5 (6.6) 4 (5.3) 3 (3.9) 2 (2.6)

21 Salmonella isolated from pork and chicken and internal organs from the Khon kaen abattoir 2002
Specimens Specimens Strains (%) Strains (%) Serovars Serovars Meat Internal organ 20 14 (70) 17 (85) S. Derby, S. Virchow, S Blockley S. Enteritidis, S. Panama S. Agona, S. Rissen, S.Entritidis Meat Liver Internal organ 20 17 (85) 14 (70) 11 (55) S. Rissen, S. Anatum S. Derby S. Senftenberg Total 40 31 (77.5) Total 60 42 (70)

22 Salmonella isolation of diarrheal cases from hospitals
in Khon Kaen and Region Regional 6 Khon Kaen Serovar Serogroup Strains (%) Serovar Serogroup Strains (%) S. Anatum S. Rissen S. Virchow S. Enteritidis S. Panama S. Hadar S. Derby S. Amsterdum S. Saintpaul S. Welteredenl 31 Other serovars E C D B 120 62 46 32 29 17 10 9 8 87 (27.9) (14.4) (10.7) (7.4) (6.7) (3.9) (2.3) (2.1) (1.8) (20.2) S. Rissen S. Weltevreden S. Enteritidis S. Anatum S. Derby S. Stanley S. Panama S. 14, 12, I S. Braenderup S. Virchow 23 Other serovars C1 E1 D1 B 22 12 11 10 9 7 6 5 37 (16.5) (9.0) (8.2) (7.5) (6.7) (5.2) (4.5) (3.7) (2.7) Total 429 Total 133

23 Cycle of Salmonellosis
Carrier Children Salmonellosis Cure Extraintestinal % 8-24 % Case Fatality Focal Infection Bacteremia % Meningitis Osteoarthritis Pneumonia Cholangitis Cycle of Salmonellosis

24 Cycle of Salmonellosis
Intrafamily Carrier Prior diarrhea Supplement foods Orange Iron Under cooked meat Day care Pets Carrier Children Salmonellosis Cure Extraintestinal % 8-24 % Case Fatality Focal Infection Bacteremia % Meningitis Osteoarthritis Pneumonia Cholangitis Cycle of Salmonellosis

25 Cycle of Salmonellosis
Gall stone Immuno compromised Serotype Permanent Convalescent Antibiotic Intrafamily Carrier Carrier Prior diarrhea Supplement foods Orange Iron Under cooked meat Children Salmonellosis Cure Day care Pets Extraintestinal % 8-24 % Case Fatality Focal Infection Bacteremia % Meningitis Osteoarthritis Pneumonia Cholangitis Cycle of Salmonellosis

26 Cycle of Salmonellosis
Intrafamily Carrier Prior diarrhea Permanent Convalescent Supplement foods Carrier Orange Iron Under cooked meat Immuno compromised Antibiotic Serotype Gall stone Children Salmonellosis Cure Day care Host Infant Immuno compromised Stereotypes S. Typhimurium S. Choleraesuis S. Enteritidis Immunocompromised Age < 3 Mo. Pets Extraintestinal % 8-24 % Case Fatality Focal Infection Bacteremia % Meningitis Osteoarthritis Pneumonia Cholangitis Cycle of Salmonellosis

27 TREATMENT Gastroenteritis Bacteremia Focal Infection Chronic carrier
Infant : ?? Children : No Immunocompromised : ? Bacteremia Ceftriaxone, cefotaxime 14 Days Focal Infection Osteomyelitis Meningitis 4 - 6 Weeks 4 Weeks Chronic carrier Fluoroquinolone Cholecystectomy

28 การป้องกัน ระดับครอบครัว ระดับชุมชน ล้างมือ อาหารเสริมในทารก
เขียงปรุงอาหาร ระดับชุมชน ระบบสุขาภิบาลตลาด โรงฆ่าสัตว์ โรงเลี้ยงสัตว์ อาหารสัตว์ / ยา


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