尿液檢體診斷泌尿道感染 - labmed.org.tw

1 (Urinary tract infection, UTI) (Nitrite) (Leukocyte esterase) (Urine culture) (microbiota) (<103 CFU/mL) UTI 105 CFU/mL UTI Clinical microbiology procrdure handbook Cumulative techniques and procedures in clinical microbiology 1.

2 (clean-voided midstream urine) 2. (indwelling catheter) 3. (straight catheter) 4. (pediatric catheter) 5. (supra-pubic aspirate) 6. (kidney or percutaneous nephrostomy(PCN) urine) 7. (cystoscopy urine) 2 2-8 C 24 48 1. (Blood agar plate) 2. (Eosin methylene blue agar(EMB) MacConkey agar) 1. 2.

3 3. ( ) 4. (EMB MacConkey agar) 5. 35 C 24 48 1. ( ) (microbiota) (organism) (urogenital microbiota) Viridans group streptococci, Neisseria spp., diphtheroids, Lactobacillus spp. anaerobes (skin microbiota) Diphtheroids, Staphylococcus spp. (uropathogens) GNB, Staphylococcus, Yeast, beta-streptococcus, Enterococcus, G. vaginalis, Aerococcus urinae, Corynebacterium (urease positive) 2. (1) ( ) (2) (3) ( dysuria) ( UTI) 1.

4 (1) (uropathogens) (2) (3) (4) 3 ( ) 2. (1) (urogenital microbiota) (skin microbiota) (Normal urogenital flora) (2) Colony count<1000 CFU/mL or <100 CFU/mL No bacterial growth No growth in 48 hours No aerobic pathogen was isolated 1. 2 2. 24 3. 48 4. 5. (folley tip) ( UTI ) 6.

5 7. 8. 1. Clinical microbiology procedure handbook 2. Cumulative techniques and procedures in clinical microbiology 1 2 ( ) 3 ( ) <10,000 CFU/mL 10,000 CFU/mL 1,000 CFU/mL (GBS S. saprophyticus) <100,000 CFU/mL 100,000 CFU/mL ( 100,000 CFU/mL) 2 3 ( ) 100,000 CFU/mL <10,000 CFU/mL 10,000 CFU/mL 1,000 CFU/mL 100-1,000 CFU/mL <1,000 CFU/mL 1,000 CFU/mL <10,000 CFU/mL 10,000 CFU/mL