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혈뇨 환자의 방광암 진단에서 UBC™ ( Urinary Bladder Cancer ) 검사의 유용성
길명철(Myung Cheol Gil),강도영(Do Young Kang),성열근(Youl Koon Seong),정세일(Se Il Jung),권헌영(Hyon Young Kwon),정경우(Gyung Woo Jung),김덕규(Duk Kyu Kim),노미숙(Mee Sook Roh),황태호(Tae Ho Hwang),윤진한(Jin Han Yoon) 대한핵의학회 2001 핵의학 분자영상 Vol.35 No.3
N/A Purpose: Urinary cytology and cystoscopic exam are effective methods for diagnosis of transitional cell carcinoma(TCC). But the former shows drawbacks such as the need for a well-trained examiner, and wide imprecision related to the variability of microscopic exam the latter is an invasive method. UBC™ test detects the epitope on specific cytokeratin fragments released from epithelium of bladder cancer by immunoradiometric assay. We compared UBC™ test with urinary cytology for diagnosis of TCC to evaluate the utility of UBC™ test. Materials and Methods: Eighty-four patients with hematuria were included in our study. UBC™ tests (IDL Biotech, Sweden) were assayed in mid-stream urine according to the ordinary assay protocol. Nineteen patients were confirmed as TCC by cystoscopic examination and underwent transurethral resection (Group A). Other patients had various benign urinary tract conditions (Group B). Samples were considered positive as the UBC™ concentration was greater than 12 μg/L. Results: UBC levels were significantly different between group A (95.9±166.4 μg/L) and group B (19.2±85.6 μg/L) (p<0.001). Sensitivity for diagnosis of TCC was 89.5% (17/19) in UBC test and 47.4% (9/19) in cytology (p<0.05). Specificity for diagnosis of TCC was 81.5% (53/65) in UBC test and 100% (65/65) in cytology. UBC test was significantly more sensitive in stage Ta, T tumors (84.6 vs 38.5%, p<0.05) and in grade I (83.3% vs 16.7% p<0.05) than cytology. UBC test showed a tendency to be more sensitive as the grade was higher (83.3% in Grade 1.90% in Grade II and 100% in Grade III). Conclusion: UBC™ test could be a useful method in distinguishing TCC from other benign genitourinary diseases. Moreover, UBC™ test could be an especially valuable marker for diagnosis of TCC in patients with early TCC of low grade TCC compared to urinary cytology. Therefore, mbined use of UBC™ test in association with cytology is helpful to overcome the limited sensitivity of cytology. (Korean J Nucl Med 200135:192-197)
요로감염에서 Ofloxacin(DL-8280)의 임상효과
정경우,정문기,윤진한,윤종병 中央醫學社 1987 中央醫學 Vol.52 No.10
Ofloxacin (DL-8280), a new quinolone derivative, was evaluated clinically for its effi-cacy and antimicrobial activity in the treatment of 32 cases with UTI. There were 12 of cystitis, 6 of gonorrheal urethritis, 9 of non-gonorrheal urethritis and 5 of complicated UTI. A total of 37 specimens was evaluated for the drug susceptibility of ofloxacin in vitro. The results were summarized as follows: 1. The drug susceptibility of Ofloxacin in vitro showed good sensitivity in 37 spe-cimens. The organism were 16 cases of E. coli, 7 of p. aeruginosa, 4 of Serratia marscens, 3 of K. pneumonia, 2 of S. aureus, 2 of P. mirabilis, and 1 in each of K. oxytoca, P. vulgaris, Citrobacter freundi, Morganella morgani, and Providentia rettgeri in total. In 10?g/ml, all the organism showed good sensitivity. In 2?g/ml, most of organisms showed good sensitivity, and two of each organisms of E. coli, P. aeruginosa and Serratia marscens showed interme-diate sensitivity. However, two cases of P. aeruginosa showed resistance. In 0.5?g/ml, the sensitivity in each organism was variable and unremarkable. 2. In 12 cases with cystitis, the clinical response was excellent in 9, good in 2 and poor in one with overall efficacy rate of 92.0%. In 6 cases with gonorrheal urethritis, the clinical response was excellent in 5, and good in one with overall efficacy rate of 100%. In 9 cases with non-gonorrheal urethritis, the clinical response was excellent in 6, good in 2 and poor in one with overall efficacy rate of 89.0%. In 5 cases of complicated UTI, the clinical re-sponse was excellent in 3 and good in 2 with overall efficacy rate of 100%. 3. Side reaction associated with ofloxacin intake was minor with mild indigestion, headache, insomnia and none of the case was severe enough to discontinue Oflaxin medication.