Estimation of Cellular Components in the Urine of Individuals with Urinary Tract Infection"

Summary Urinary tract infection (UTI) is considered one of the common medical conditions affecting the urinary system, most often resulting from bacterial or viral infections that lead to noticeable changes in urine composition. This study aims to estimate and analyze the cellular and chemical components in the urine of patients with UTI, using microscopic and biochemical examinations, in order to understand the pathological changes associated with the infection. The study included an analysis of urine samples collected from patients clinically diagnosed with UTI, along with a control group of healthy individuals for comparison. Microscopic examination was conducted to identify cellular changes in the urine, and the results showed a significant increase in the number of pus cells among patients, reaching 50.6%, compared to only 2.6% in the control group. This reflects an active inflammatory response of the body against the pathogenic agent. A noticeable increase in the percentage of epithelial cells was also recorded, reaching 70.5% in patient samples versus 15% in healthy samples, indicating damage to the epithelial lining of the urinary tract due to the inflammation. As for red blood cells (RBCs), they were present at a rate of 15% in patient samples compared to 2% in the control group, suggesting the possibility of minor bleeding within the urinary tract as a result of inflammation or tissue irritation. Furthermore, a high percentage of bacteria was observed in the urine of patients, reaching 80%, while it was only 5% among healthy individuals. This supports the diagnosis of an active bacterial infection responsible for the development of the condition. Regarding the biochemical urine tests, the results showed an elevated concentration of albumin (Alb) in patients, reaching 50.6 mg/dL compared to 2.6 mg/dL in the control group. The presence of albumin in urine at such a level indicates a potential impairment in kidney function or abnormal protein leakage from the glomeruli due to inflammation. The concentration of urobilinogen (URO) was also elevated in patients, reaching 70.5 mg/dL versus 15 mg/dL in healthy individuals, which may indicate liver dysfunction or issues in the breakdown of hemoglobin byproducts. As for nitrate levels, they reached 15 mg/dL in patient urine compared to 2 mg/dL in the control group, pointing to bacterial activity, since nitrates are often produced by bacterial conversion of naturally occurring nitrates in the body. These results demonstrate that UTI leads to significant changes in the cellular and chemical composition of urine, reflecting the nature of the disease and the body’s immune response to it. The study emphasizes the importance of precise laboratory tests, both microscopic and chemical, in diagnosing UTIs and assessing their impact on tissues and organ function, which greatly contributes to selecting the appropriate treatment and achieving an effective therapeutic response.