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Exploring the Relationship Between Serum Phosphate Levels and Carotid Intima-Media Thickness in Chronic Kidney
Prabhakar K1, Anitha A1, Sanjana M1
1Medicine, Sri Devaraj Urs Medical College, Kolar, IND.
Insights
Elevated blood phosphate levels correlate with chronic kidney disease (CKD) severity. This study found a link between phosphate and cardiovascular markers in CKD patients, though a direct relationship wasn't established.
Area of Science:
- Nephrology
- Cardiovascular Medicine
- Biochemistry
Background:
- Observational data link high fasting blood phosphate to increased cardiovascular disease risk in general and CKD populations.
- This study investigates the association between blood phosphate and carotid intima-media thickness (CIMT) in patients with chronic kidney disease (CKD).
Purpose of the Study:
- To determine the potential association between blood phosphate levels and CIMT in patients diagnosed with CKD.
Main Methods:
- Prospective study in a nephrology department involving 30 CKD patients (20 males, 10 females).
- Evaluated CIMT via B-mode ultrasonography and performed renal function tests, including serum creatinine and blood urea.
- Analyzed data for correlations between disease stage, blood phosphate, and CIMT.
Main Results:
- Higher mean serum creatinine was significantly linked to Stage V (D) CKD.
- Elevated blood phosphate levels showed a non-statistically significant trend with Stage III CKD.
- Mean CIMT was not statistically significant across different renal disease stages, despite being higher in Stage IV.
Conclusions:
- A positive correlation between serum phosphate and CKD severity was observed.
- This investigation did not establish a direct causal relationship between serum phosphate levels and CIMT.
- The severity of renal disease correlates with elevated serum phosphate levels.
Abstract:
Background Compelling observational data suggest that heightened levels of fasting blood phosphate are linked to a higher likelihood of cardiovascular disease, spanning across both the general populace and individuals grappling with chronic kidney disease (CKD). This study aimed to explore the possible correlation between carotid intima-media thickness (CIMT) and blood phosphate levels among those afflicted with chronic renal dysfunction. Objective The primary goal of this study is to determine the potential association between blood phosphate levels and CIMT in patients with CKD. Methodology In the department of nephrology, prospective research was conducted among patients who had a history of CKD. A total of 30 patients were included, with 20 males and 10 females. Every case had a thorough physical examination and history. Every patient underwent a laboratory evaluation, which included measurements of the CIMT and renal function testing. At a distance of 1 cm from the carotid bulb, the CIMT was measured using B-mode ultrasonography. After compilation, the data were examined. Results The majority of the patients, according to this study, were male and over 50 years old. The Stage II patients in the study had a higher mean systolic blood pressure; however, the difference was not statistically significant. Patients with Stage V (D) disease exhibited higher diastolic blood pressure, but not statistically significant. An increase in the mean serum creatinine level that was statistically significant was linked to Stage V (D) renal disease. A higher mean blood urea was linked to Stage V (D) sickness; however, this relationship was not statistically significant. There was no statistical difference in the mean serum calcium levels between the different stages of renal disease. Higher mean blood phosphate levels were linked to Stage III renal disease, but not in a statistically meaningful way. Although it was higher in Stage IV kidney disease, the mean CIMT was not statistically significant between the stages of renal illness. Conclusions Although a positive correlation was shown, a direct relationship between serum phosphate levels was not established by this investigation. The severity of renal disease has been demonstrated to correlate with elevated serum phosphate levels.
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