Clinical Evaluation of the Urinary Tract Infection and Long-term Indwelling Catheter / 대한비뇨기과학회지

ABSTRACT

One hundred fifty bacteriae isolated in significant numbers from 96 specimens of urine of the 45 in-patients with long-term indwelling catheter were evaluated from January, 1978 to July. 1979 and the following results were obtained; 1. In 20 patients (44.4%), positive urine culture was obtained within 10 days after indwelled catheter in the urinary tract and 97.9% of the patients revealed the positive urine culture within 20 days after that. 2. Of 150 bacterial strains isolated by cultures of the urine, 96% was gram-negative bacteria and 4% was gram-positive. Isolated organisms included klebsiella(27.4%), E.coli(23.3%). proteus(14.7%), pseudomonas(12.0%). coliform bacilli(10.0%). other gram-negative organism (8.6%), staphylococcus(2.7%) and streptococcus (l.3%) in order of frequency. 3. In 4 patients(8.9%), bacteremia was developed. Isolated organism from blood culture and those from urine culture were same. The mortality rate was 50%.