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Optical Coherence Tomography Based Biomechanical Fluid-Structure Interaction Analysis of Coronary Atherosclerosis Progression
Published on: January 15, 2022
[Characteristics of coronary diseases in women]
Agnieszka Okraska-Bylica1, Wiesława Piwowarska, Andrzej Paradowski
1Klinika Choroby Wieńcowej Instytutu Kardiologii Collegium Medicum Uniwersytetu Jagiellońskiego w Szpitalu Specjalistycznym im. Jana Pawła II w Krakowie. agnieszkaokraska@interia.pl
Insights
Women experience coronary artery disease differently, often with less typical symptoms and poorer outcomes from revascularization. This study analyzed diagnostic and treatment methods for women with coronary artery disease, finding exercise scintigraphy most sensitive and stress echocardiography most specific.
Area of Science:
- Cardiology
- Women's Health
- Diagnostic Imaging
Context:
- Coronary artery disease (CAD) presents uniquely in women, with later onset, atypical symptoms, and higher mortality post-revascularization.
- Non-invasive diagnostic tests show lower specificity in women compared to men.
- Retrospective analysis of 929 patients hospitalized between 1991-1999 at the Department of Coronary Artery Disease, Jagiellonian University Medical School, Cracow.
Purpose:
- To evaluate clinical variables, diagnostic modalities, and treatment strategies for women with coronary artery disease.
- To compare the clinical utility of electrocardiographic exercise tests, exercise thallium-201 scintigraphy, and stress echocardiography with dobutamine in women with CAD.
Summary:
- Exercise scintigraphy demonstrated the highest sensitivity (92.9%) for diagnosing CAD in women, while stress echocardiography with dobutamine offered the highest specificity (76.9%).
- Between 1991-1999, women constituted 19.4% of hospitalized CAD patients, with significant increases in angiography (7.5-fold) and revascularization (10.5-fold) rates.
- Pharmacological treatment was administered to 69.9% of women, with 16.9% undergoing percutaneous coronary angioplasty and 12.7% receiving coronary artery bypass surgery.
Impact:
- Findings highlight the need for tailored diagnostic approaches for women with suspected coronary artery disease.
- The study underscores a growing trend in the diagnosis and treatment of CAD in women over the analyzed period.
- Improved understanding of diagnostic test performance can lead to more accurate and timely interventions for female CAD patients.
Abstract:
Clinical picture of coronary artery disease is different in men and women. Later incidence of coronary disease in women than in men, presence of less typical symptoms, lower specificity of non invasive diagnostic tests as well as higher mortality during percutaneous or surgical revascularization are underlined. Aim of the study was to examine clinical variables, diagnostic and treatment methods in women with coronary disease on the basis of retrospective analysis of patients hospitalized in the Department of Coronary Artery Disease of the Jagiellonian University Medical School in Cracow between 1991 and 1999. 929 patients aged 31-95 years mean 56.95 +/- 10.02 years were enrolled in the study. Clinical usefulness in women with coronary disease of diagnostic tests: electrocardiographic exercise test, exercise thalium-201 scintigraphy and stress echo-cardiography with dobutamine were analyzed. The highest sensitivity was found in exercise scintigraphy (92.9%) compared to ECG exercise test (80.6%) and stress echocardiography with dobutamine (76.9%). The highest specificity characterized stress echocardiography with dobutamine (76.9%) versus exercise scintigraphy (34.7%) and ECG exercise test (25.9%). Between 1991 and 1999 women with coronary artery disease consisted 19.4% of all patients hospitalized in the Department of Coronary Artery Disease in Cracow. Among patients investigated with coronary angiography there were 18.2% of women. Among percutaneously revascularized patients women constituted 17.8%. In the analyzed period 3.5-fold increase of the number of women with CAD hospitalized in the Department of Coronary Artery Disease in Cracow, 7.5-fold increase of the number of women investigated with coronary angiography and 10.5-fold increase of the number of percutaneously or surgically revascularized women was observed. On the basis of performed diagnostic tests 650 women (69.9%) were treated pharmacologically. In 157 patients (16.9%) percutaneous coronary angioplasty was performed, in 118 patients (12.7%) coronary artery bypass surgery was done. In 4 women (4.3%) heart transplantation was performed.
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