Hyperuricemia is a Risk Factor for One-Year Overall Survival in Elderly Female Patients with Acute Coronary Syndrome

Shi Tai1, Xuping Li1, Zhaowei Zhu1

  • 1Department of Cardiology, The Second Xiangya Hospital of Central South University, Changsha, China.

Insights

Hyperuricemia increases mortality risk in elderly women with acute coronary syndrome (ACS). This study found high serum uric acid levels are an independent risk factor for 1-year all-cause mortality in this vulnerable population.

Area of Science:

  • Cardiology
  • Geriatrics
  • Metabolic Disorders

Background:

  • Hyperuricemia is a known risk factor for cardiovascular diseases.
  • The specific impact of hyperuricemia and sex differences on outcomes in elderly acute coronary syndrome (ACS) patients remains unclear.

Purpose of the Study:

  • To investigate the association between hyperuricemia and 1-year all-cause mortality in elderly patients diagnosed with ACS.
  • To explore potential sex-related disparities in this association.

Main Methods:

  • A retrospective cohort study involving 711 elderly ACS patients (≥75 years) hospitalized between 2013 and 2017.
  • Analysis of serum uric acid (sUA) levels, in-hospital events, and 1-year mortality.
  • Multivariable logistic regression was used to identify risk factors for mortality.

Main Results:

  • Serum uric acid levels were significantly higher in male ACS patients compared to females.
  • Elderly female ACS patients with hyperuricemia showed increased 1-year all-cause mortality.
  • Hypertension prevalence was high in both sexes, with slightly higher rates in males.

Conclusions:

  • Hyperuricemia is identified as an independent risk factor for 1-year all-cause mortality specifically in elderly female patients with acute coronary syndrome.
  • These findings highlight the importance of considering uric acid levels in risk stratification for elderly women post-ACS.
Abstract

Related Concept Videos

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Excretion01:18

Pharmacokinetics in Geriatric Patients: Effect of Age on Drug Excretion

In geriatric patients, renal physiology undergoes significant changes, including diminished renal blood flow and a lower glomerular filtration rate (GFR), leading to alterations in medication clearance. Drugs such as aminoglycoside antibiotics, lithium, and digoxin, which rely on glomerular filtration for removal from the body, particularly impact pharmacokinetics. These drugs tend to have slower clearance rates in older adults, necessitating careful dosage considerations.Evaluation of renal...
193
Factors Affecting Renal Clearance: Renal Impairment01:17

Factors Affecting Renal Clearance: Renal Impairment

Renal dysfunction significantly impairs the renal clearance of drugs, leading to potential complications in drug therapy. Renal failure, which can be caused by various factors, poses a significant challenge in the elimination of drugs from the body.
One condition associated with renal failure is uremia. Uremia is characterized by impaired glomerular filtration and fluid accumulation in the body. This condition hinders the renal clearance of drugs, resulting in drug accumulation and potential...
362
Urinary Tract Calculi II: Pathophysiology and Clinical Manifestations01:26

Urinary Tract Calculi II: Pathophysiology and Clinical Manifestations

Renal calculi, commonly termed kidney stones, are crystalline solid masses that form in the kidneys but can occur at any point within the urinary system, encompassing the kidneys, ureters, bladder, and urethra.The pathophysiology of renal stones involves several key factors: supersaturation of the urine with stone-forming constituents, changes in urine pH, a decrease in urine volume, and the presence of substances that promote or inhibit stone formation.Supersaturation of Urine: This is the...
321
Acute Kidney Injury IV: Diagnostic Studies and Prevention01:30

Acute Kidney Injury IV: Diagnostic Studies and Prevention

Accurate diagnosis and effective prevention are critical in managing Acute Kidney Injury (AKI), which is linked to high mortality rates ranging from 10% to 80%. Timely recognition of at-risk patients and careful monitoring can significantly reduce the likelihood of kidney damage.Diagnostic Assessments:The diagnostic process starts with a comprehensive medical history to identify prerenal, intrarenal, and postrenal causes.Prerenal causes, such as dehydration, hypotension, or blood loss, should...
215
Acute Coronary Syndrome III: Diagnostic Studies01:30

Acute Coronary Syndrome III: Diagnostic Studies

Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...
152
Acute Pyelonephritis II: Diagnostic Studies and Management01:28

Acute Pyelonephritis II: Diagnostic Studies and Management

Introduction:For diagnosing acute pyelonephritis, a comprehensive patient history is collected to identify symptoms such as dysuria, frequent or urgent urination, flank pain, or costovertebral angle (CVA) tenderness that may suggest a kidney infection.Physical ExaminationDuring the physical examination, CVA tenderness is assessed. This involves gentle percussion over the costovertebral angle, where tenderness often indicates a kidney infection.Diagnostic TestsUrinalysis: Used to identify white...
226