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Published on: July 8, 2020
[Risk factors of hypertension in IgA nephropathy]
Shen-heng Li1, Wei Shi, Wen-jian Wang
1Department of Nephropathy, Guangdong Provincial People's Hospital, Guangzhou 510080, China.
Insights
Hypertension is common in IgA nephropathy patients in South China. Independent risk factors include elevated serum creatinine, older age, arteriole hypertrophy, higher body weight, and significant 24-hour proteinuria.
Area of Science:
- Nephrology
- Cardiovascular Medicine
- Epidemiology
Context:
- IgA nephropathy (IgAN) is a common primary glomerulonephritis.
- Hypertension is a frequent complication and a major risk factor for IgAN progression.
- Understanding hypertension risk factors in IgAN is crucial for patient management in South China.
Purpose:
- To identify clinical and pathological risk factors associated with hypertension in IgAN patients.
- To determine independent predictors of hypertension in this specific population.
Summary:
- This study analyzed 280 IgAN patients in South China, finding hypertension in 34.3%.
- Univariate analysis revealed numerous risk factors including age, body weight, and various renal pathology markers.
- Multivariate analysis identified serum creatinine, age, arteriole hypertrophy, body weight, and 24-hour proteinuria as independent risk factors for hypertension in IgAN.
Impact:
- Provides critical insights into hypertension development in IgAN patients.
- Highlights key indicators for early detection and intervention strategies.
- Informs clinical practice and future research for managing IgAN and its complications.
Objective:
To explore the risk factors of hypertension in patients with IgA nephropathy in South China.
Methods:
The clinical and renal pathological data of 280 primary IgA nephropathy patients diagnosed by biopsy were analyzed to extinguish the risk factors of hypertension.
Results:
A total of 96 patients were suffered with hypertension (34.3%). A single-variable analysis showed that the age (>or= 40 years), body weight (>or= 60 kg), absence of macrohematuria, duration of disease (>or= 60 months), blood urea nitrogen >or= 8 mmol/L, serum creatinine (>or= 133 micromol/L), hyperuricaemia, degree of 24 h-proteinuria (>or= 1.5 g), segmental glomerular lesions (>or= 25%), globe glomerular sclerosis (>or= 10%), tubular atrophy (>or= 25%), interstitial fibrosis (>or= 25%), interstitial inflammation (>or= 25%) and arteriole hypertrophy (>or= 10%) were all risk factors related to hypertension; multivariate logistic regression analysis showed that serum creatinine, age, arteriole hypertrophy, body weight and 24 h-proteinuria were the independent risk factors.
Conclusion:
Many factors were related the hypertension in patients with IgA nephropathy, while serum creatinine, age, arteriole hypertrophy, body weight and 24 h-proteinuria were the independent risk factors of hypertension.
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