Hypertensive crisis complications

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Hypertensive Crisis Complications: Cardiovascular, Renal, and Neurological Risks

Major Cardiovascular Complications of Hypertensive Crisis

Hypertensive crisis, especially hypertensive emergency, is strongly linked to serious cardiovascular complications. These include acute heart failure, myocardial infarction, aortic dissection, and cardiac arrest. Patients experiencing hypertensive emergency have a significantly higher risk of major adverse cardiovascular events (MACE) and all-cause death compared to those with hypertensive urgency. The risk of myocardial infarction, stroke, heart failure, and aortic dissection is notably elevated in this group, with long-term follow-up showing persistent risk for these complications Bucci2024Waldron2022Talle2022+1 MORE.

Renal Complications and Acute Kidney Injury

Acute kidney injury (AKI) is a frequent complication in hypertensive crisis, particularly in hypertensive emergencies. Studies show that a considerable proportion of patients, including younger adults, develop AKI, and some require hemodialysis. Chronic kidney disease is also a common comorbidity that increases the risk of hypertensive crisis and worsens outcomes Waldron2022Temoua2024Mehta2023+1 MORE.

Neurological and Cerebrovascular Complications

Neurological complications are common, with stroke (both ischemic and hemorrhagic) and hypertensive encephalopathy being significant risks. Altered mental status and neurological deficits are frequent presenting symptoms, and cerebrovascular accidents are among the most common final diagnoses in hypertensive emergencies. These complications contribute to the high morbidity and mortality associated with hypertensive crisis Bucci2024Temoua2024Vilela-Martin2011+1 MORE.

Ocular and Other Organ Damage

Ocular complications, such as hypertensive retinopathy, and other forms of target organ damage are also observed in a significant number of patients. The presence of multiple organ involvement at presentation is associated with worse outcomes and higher mortality Temoua2024Seeman2018.

Mortality and Long-Term Outcomes

Hypertensive crisis is associated with high short-term and long-term mortality. Studies report that up to 20% of patients with hypertensive emergency may die within two years, mainly due to cardiovascular and renal complications. Even hypertensive urgency, though less severe, carries a higher risk of death compared to hypertensive patients without crisis Bucci2024Waldron2022Temoua2024+1 MORE.

Risk Factors and Vulnerable Populations

Older age, male sex, Black or African American ethnicity, and the presence of comorbidities such as diabetes, chronic kidney disease, and coronary artery disease increase the risk of hypertensive crisis and its complications. Poor adherence to antihypertensive therapy and lack of prior treatment are also common in those presenting with crisis Waldron2022Temoua2024Vilela-Martin2011+2 MORE.

Conclusion

Hypertensive crisis, particularly hypertensive emergency, leads to a high risk of life-threatening complications affecting the heart, kidneys, brain, and eyes. These complications result in significant morbidity and mortality, emphasizing the need for early detection, effective management of hypertension, and prevention of target organ damage to improve patient outcomes Bucci2024Waldron2022Talle2022+7 MORE.

Sources and full results

Most relevant research papers on this topic

One-year risk of all-cause death and major cardiovascular events in patients presenting with hypertensive crisis. A report from a global federated research health network

Patients with hypertensive emergencies have a high long-term risk of major cardiovascular events and all-cause death, emphasizing the importance of preventing target organ damage.

2024·

0citations

·T. Bucci et al.

European Heart Journal·

DOI

Abstract P322: 2-year Morbidity And Mortality Due To Hypertensive Crisis In A Predominantly African American Population

Hypertensive crisis has a high morbidity and mortality rate in a predominantly African American population, with a higher risk of death in both asymptomatic and emergency cases.

Very Rigorous Journal

2022·

0citations

·F. Waldron et al.

Hypertension·

DOI

Cardiac Complications of Hypertensive Emergency: Classification, Diagnosis and Management Challenges

Hypertensive emergencies often cause cardiac complications, but current guidelines limit cardiac troponin assays, leading to underdiagnosis and inadequate treatment.

Rigorous Journal

2022·

13citations

·M. Talle et al.

Journal of Cardiovascular Development and Disease·

DOI

Edpidemiology, Clinical Profile and Short- Term Outcome of Hypertensive Crisis in N'Djamena (Chad)

Hypertensive crisis is a common condition in sub-Saharan Africa, with high morbidity and mortality rates, requiring early detection and effective management.

2024·

0citations

·N. D. Temoua et al.

Journal Of Hypertension And Cardiology·

DOI

Hypertensive crisis: clinical–epidemiological profile

Hypertensive crisis is associated with high morbidity in emergency departments, with older, sedentary individuals and lower rates of antihypertensive treatment.

Observational StudyHighly Cited

2011·

90citations

·J. Vilela-Martin et al.

Hypertension Research·

DOI

Abstract P405: Outcomes And Trends Of Hypertensive Crisis In Patients Aged 40 Years Or Younger: Results From National Inpatient Sample 2016-2020

Hypertensive crisis in patients aged 40 years or younger is associated with significant morbidity and economic burden, with a significant number developing acute kidney injury and requiring hemodialysis.

2023·

0citations

·Shivani Mehta et al.

Hypertension·

DOI

Profile of patients with hypertensive urgency and emergency presenting to an urban emergency department of a tertiary referral hospital in Tanzania

Hypertensive crisis is associated with substantial morbidity and mortality in adult patients with elevated blood pressure, with emergency patients being most vulnerable.

Observational StudyRigorous Journal

2018·

52citations

·P. Shao et al.

BMC Cardiovascular Disorders·

DOI

Risk factors for hypertensive crisis in adult patients: a systematic review

Hypertensive crisis risk is higher in patients with comorbid cardiovascular conditions, higher blood pressure, and is more common in men, older patients, and those with diabetes and hyperlipidemia.

Systematic Review

2021·

35citations

·Irina Benenson et al.

JBI Evidence Synthesis·

DOI

Hypertensive crisis in children and adolescents

Individualized assessment and immediate reduction of blood pressure are crucial for treating hypertensive crisis in children, preventing life-threatening complications and promoting organ recovery.

Rigorous Journal

2018·

37citations

·T. Seeman et al.

Pediatric Nephrology·

DOI

35. PREVALENCE OF HYPERTENSIVE CRISIS AS A COMORBID AMONG PATIENTS WITH UNCONTROLLED TYPE 2 DIABETIC MELLITUS IN EMERGENCY DEPARTMENT, KARANGANYAR GENERAL HOSPITAL: A CROSS-SECTIONAL STUDY

Uncontrolled type 2 diabetes mellitus patients in rural areas of Central Java, Indonesia, have a higher proportion of hypertensive crisis, with factors like diabetes complications and low treatment compliance contributing to the development of hypertensive crisis.

Observational StudyVery Rigorous Journal

2021·

0citations

·Muhammad Faisal Putro Utomo et al.

Journal of Hypertension·

DOI

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