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WS/T 498-2017: Performance guideline for clinical laboratory diagnosis of bacterial diarrhea
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Performance guideline for clinical laboratory diagnosis of bacterial diarrhea
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WS/T 498-2017
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Basic data | Standard ID | WS/T 498-2017 (WS/T498-2017) | | Description (Translated English) | Performance guideline for clinical laboratory diagnosis of bacterial diarrhea | | Sector / Industry | Health Industry Standard (Recommended) | | Classification of Chinese Standard | C50 | | Classification of International Standard | 11.020 | | Word Count Estimation | 17,148 | | Date of Issue | 2017-01-15 | | Date of Implementation | 2017-07-01 | | Issuing agency(ies) | National Health and Family Planning Commission of the People's Republic of China | | Summary | This standard specifies the technical requirements for clinical microbiological examination of stool and other intestinal specimens. This standard is applicable to the clinical laboratory of bacteriological culture, identification and drug susceptibility testing of intestinal samples such as feces. | WS/T 498-2017: Performance guideline for clinical laboratory diagnosis of bacterial diarrhea---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Performance guideline for clinical laboratory diagnosis of bacterial diarrhea
ICS 11.020
C50
People's Republic of China health industry standards
Bacterial diarrhea clinical laboratory diagnostic procedures
2017-01-15 Posted
2017-07-01 implementation
People's Republic of China National Health and Family Planning Commission released
Directory
Preface Ⅰ
1 Scope 1
2 Terms and definitions 1
3 specimens collected 1
3.1 stool specimens 1
3.2 duodenum, colostomy or ileostomy content 1
3.3 rectal swab 2
3.4 Matters needing attention 2
4 specimens shipped 2
5 specimens received 2
6 specimens rejected 2
7 laboratory tests 3
7.1 Test single relevant information 3
7.2 specimen appearance and under the microscope test 3
7.3 pathogen culture and identification 3
7.4 Anti-serum agglutination test and C. difficile toxin test 9
7.5 Results report 9
7.6 Quality Control 11
References 14
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is mainly drafted by. Chinese Academy of Medical Sciences Beijing Union Medical College Hospital, Beijing Hospital, Capital Medical University Affiliated Beijing Friendship Hospital.
The main drafters of this standard. Sun Hongli, Xu Yingchun, Hu Yunjian, Su Jianrong, Yan Donghui.
Bacterial diarrhea clinical laboratory diagnostic procedures
1 Scope
This standard specifies the technical requirements for clinical microbiological examination of manure and other intestinal specimens.
This standard applies to the development of intestinal samples of manure and other bacteria culture, identification and drug susceptibility testing of clinical laboratories.
2 Terms and definitions
The following terms and definitions apply to this document.
2.1
Diarrhea diarrhea
Defecation frequency significantly more than usual habits, thin excrement, increased water, daily defecation over.200g, or contain undigested food,
Sepsis or mucus, often accompanied by urgency of defecation, anal discomfort, incontinence and other symptoms. Diarrhea is divided into acute and chronic categories, acute diarrhea, rapid onset,
Course of disease in 2 weeks ~ 3 weeks; chronic diarrhea refers to the course of more than 2 months or intermittent period of 2 weeks to 4 weeks of recurrent diarrhea.
2.2
Infectious diarrhea infectiousdiarrhea
Caused by bacterial, viral, fungal or parasitic infections caused by intestinal inflammation of acute or chronic diarrhea. In addition to cholera, bacterial and amoeba
Infectious diarrhea other than sexually transmitted diarrhea, typhoid and paratyphoid is called infectious diarrhea in the narrow sense and is defined as "Law of the People's Republic of China on Prevention and Control of Infectious Diseases"
Category C infectious diseases.
2.3
Bacterial diarrhea bacterialdiarrhea
Diarrhea caused by various bacteria. Common pathogens include certain species of Salmonella, Shigella, Campylobacter, Vibrio, Aeromonas
Yersinia, pathogenic Escherichia coli, Staphylococcus aureus and Clostridium difficile.
2.4
Traveler diarrhea traveler'sdiarrhea
Travelers go to other countries or areas of diarrhea. Can be caused by a variety of pathogens, the detection rate followed by some species of Salmonella,
Vibrio, enterotoxigenic Escherichia coli, Shigella and viruses. The occurrence of diarrhea in different regions of the distribution of pathogens are also different, and some
The cause of diarrhea so far unknown.
3 specimen collection
3.1 stool specimens
The patient naturally defecates in a dry and clean bedpan (avoid sitting or squatting toilets) and picks the abnormal part of the stool with sterile bamboo sticks
(With mucus, pus and blood) 2g ~ 3g; liquid feces to take the floc (2mL ~ 3mL), into the sterile box for submission. ordinary
Bacterial culture stool specimens should be put into the transport medium for inspection.
3.2 duodenum, colostomy or ileostomy content
With a sterile bamboo stick pick the abnormal part of the specimen (mucus, pus and blood) 2g ~ 3g into the sterile box for submission.
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