De Winter syndrome: Difference between revisions
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{{Infobox medical condition | |||
| name = De Winter syndrome | |||
| image = [[File:DeWinterECG.jpg|left|thumb|ECG showing De Winter syndrome]] | |||
| caption = Electrocardiogram (ECG) showing characteristic changes of De Winter syndrome | |||
| field = [[Cardiology]] | |||
| symptoms = [[Chest pain]], [[shortness of breath]], [[nausea]] | |||
| complications = [[Myocardial infarction]], [[heart failure]], [[arrhythmia]] | |||
| onset = Sudden | |||
| duration = Variable | |||
| causes = [[Coronary artery disease]], [[acute coronary syndrome]] | |||
| risks = [[Smoking]], [[hypertension]], [[diabetes mellitus]], [[hyperlipidemia]] | |||
| diagnosis = [[Electrocardiogram]], [[cardiac biomarkers]] | |||
| differential = [[ST elevation myocardial infarction]], [[non-ST elevation myocardial infarction]] | |||
| prevention = [[Lifestyle modification]], [[medication]] | |||
| treatment = [[Percutaneous coronary intervention]], [[thrombolysis]], [[antiplatelet therapy]] | |||
| prognosis = Variable, depends on treatment and time to intervention | |||
| frequency = Rare | |||
}} | |||
{{Short description|A pattern of electrocardiographic changes associated with acute coronary syndrome}} | {{Short description|A pattern of electrocardiographic changes associated with acute coronary syndrome}} | ||
'''De Winter syndrome''' is a clinical condition characterized by a specific pattern of electrocardiographic (ECG) changes that are associated with an acute [[myocardial infarction]], particularly involving the [[left anterior descending artery]]. This pattern is considered an equivalent to [[ST elevation myocardial infarction]] (STEMI) and requires urgent medical attention. | '''De Winter syndrome''' is a clinical condition characterized by a specific pattern of electrocardiographic (ECG) changes that are associated with an acute [[myocardial infarction]], particularly involving the [[left anterior descending artery]]. This pattern is considered an equivalent to [[ST elevation myocardial infarction]] (STEMI) and requires urgent medical attention. | ||
==Electrocardiographic Features== | ==Electrocardiographic Features== | ||
[[File:DeWinterECG.jpg|ECG showing De Winter pattern|thumb | [[File:DeWinterECG.jpg|ECG showing De Winter pattern|left|thumb]] | ||
The hallmark of De Winter syndrome is the presence of upsloping [[ST depression]] at the [[J point]] in the precordial leads, along with tall, symmetrical [[T waves]]. Unlike typical STEMI, there is no ST segment elevation in the precordial leads. Instead, the ECG shows: | The hallmark of De Winter syndrome is the presence of upsloping [[ST depression]] at the [[J point]] in the precordial leads, along with tall, symmetrical [[T waves]]. Unlike typical STEMI, there is no ST segment elevation in the precordial leads. Instead, the ECG shows: | ||
* Upsloping ST depression >1 mm in the precordial leads (V1-V6). | * Upsloping ST depression >1 mm in the precordial leads (V1-V6). | ||
* Tall, prominent, and symmetrical T waves in the same leads. | * Tall, prominent, and symmetrical T waves in the same leads. | ||
* ST elevation in lead aVR, which may be present. | * ST elevation in lead aVR, which may be present. | ||
These ECG changes are indicative of a critical stenosis or occlusion of the proximal left anterior descending artery, which supplies a large portion of the [[left ventricle]]. | These ECG changes are indicative of a critical stenosis or occlusion of the proximal left anterior descending artery, which supplies a large portion of the [[left ventricle]]. | ||
==Pathophysiology== | ==Pathophysiology== | ||
De Winter syndrome is thought to result from a subtotal occlusion of the left anterior descending artery. The absence of ST elevation is due to the presence of collateral circulation or partial perfusion, which prevents the full transmural ischemia typically seen in STEMI. However, the risk of complete occlusion and subsequent myocardial damage remains high. | De Winter syndrome is thought to result from a subtotal occlusion of the left anterior descending artery. The absence of ST elevation is due to the presence of collateral circulation or partial perfusion, which prevents the full transmural ischemia typically seen in STEMI. However, the risk of complete occlusion and subsequent myocardial damage remains high. | ||
==Clinical Significance== | ==Clinical Significance== | ||
Recognition of De Winter syndrome is crucial for timely intervention. Patients presenting with this ECG pattern should be treated as having a STEMI, with immediate consideration for [[percutaneous coronary intervention]] (PCI) or [[thrombolytic therapy]]. Delay in treatment can lead to significant myocardial damage and increased mortality. | Recognition of De Winter syndrome is crucial for timely intervention. Patients presenting with this ECG pattern should be treated as having a STEMI, with immediate consideration for [[percutaneous coronary intervention]] (PCI) or [[thrombolytic therapy]]. Delay in treatment can lead to significant myocardial damage and increased mortality. | ||
==Management== | ==Management== | ||
The management of De Winter syndrome involves: | The management of De Winter syndrome involves: | ||
* Rapid assessment and stabilization of the patient. | * Rapid assessment and stabilization of the patient. | ||
* Administration of antiplatelet agents such as [[aspirin]] and [[clopidogrel]]. | * Administration of antiplatelet agents such as [[aspirin]] and [[clopidogrel]]. | ||
| Line 27: | Line 38: | ||
* Urgent coronary angiography to assess the extent of coronary artery disease. | * Urgent coronary angiography to assess the extent of coronary artery disease. | ||
* Revascularization, preferably through PCI, to restore blood flow. | * Revascularization, preferably through PCI, to restore blood flow. | ||
==Prognosis== | ==Prognosis== | ||
The prognosis of De Winter syndrome depends on the timeliness of diagnosis and intervention. Early recognition and treatment can significantly improve outcomes by minimizing myocardial damage and preserving cardiac function. | The prognosis of De Winter syndrome depends on the timeliness of diagnosis and intervention. Early recognition and treatment can significantly improve outcomes by minimizing myocardial damage and preserving cardiac function. | ||
==See also== | |||
== | |||
* [[Acute coronary syndrome]] | * [[Acute coronary syndrome]] | ||
* [[Myocardial infarction]] | * [[Myocardial infarction]] | ||
* [[Electrocardiography]] | * [[Electrocardiography]] | ||
* [[Coronary artery disease]] | * [[Coronary artery disease]] | ||
[[Category:Cardiology]] | [[Category:Cardiology]] | ||
[[Category:Electrophysiology]] | [[Category:Electrophysiology]] | ||
Latest revision as of 13:51, 5 April 2025
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD's medical weight loss NYC, sleep center NYC
Philadelphia medical weight loss and Philadelphia sleep clinics
| De Winter syndrome | |
|---|---|
| Synonyms | N/A |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Chest pain, shortness of breath, nausea |
| Complications | Myocardial infarction, heart failure, arrhythmia |
| Onset | Sudden |
| Duration | Variable |
| Types | N/A |
| Causes | Coronary artery disease, acute coronary syndrome |
| Risks | Smoking, hypertension, diabetes mellitus, hyperlipidemia |
| Diagnosis | Electrocardiogram, cardiac biomarkers |
| Differential diagnosis | ST elevation myocardial infarction, non-ST elevation myocardial infarction |
| Prevention | Lifestyle modification, medication |
| Treatment | Percutaneous coronary intervention, thrombolysis, antiplatelet therapy |
| Medication | N/A |
| Prognosis | Variable, depends on treatment and time to intervention |
| Frequency | Rare |
| Deaths | N/A |
A pattern of electrocardiographic changes associated with acute coronary syndrome
De Winter syndrome is a clinical condition characterized by a specific pattern of electrocardiographic (ECG) changes that are associated with an acute myocardial infarction, particularly involving the left anterior descending artery. This pattern is considered an equivalent to ST elevation myocardial infarction (STEMI) and requires urgent medical attention.
Electrocardiographic Features[edit]
The hallmark of De Winter syndrome is the presence of upsloping ST depression at the J point in the precordial leads, along with tall, symmetrical T waves. Unlike typical STEMI, there is no ST segment elevation in the precordial leads. Instead, the ECG shows:
- Upsloping ST depression >1 mm in the precordial leads (V1-V6).
- Tall, prominent, and symmetrical T waves in the same leads.
- ST elevation in lead aVR, which may be present.
These ECG changes are indicative of a critical stenosis or occlusion of the proximal left anterior descending artery, which supplies a large portion of the left ventricle.
Pathophysiology[edit]
De Winter syndrome is thought to result from a subtotal occlusion of the left anterior descending artery. The absence of ST elevation is due to the presence of collateral circulation or partial perfusion, which prevents the full transmural ischemia typically seen in STEMI. However, the risk of complete occlusion and subsequent myocardial damage remains high.
Clinical Significance[edit]
Recognition of De Winter syndrome is crucial for timely intervention. Patients presenting with this ECG pattern should be treated as having a STEMI, with immediate consideration for percutaneous coronary intervention (PCI) or thrombolytic therapy. Delay in treatment can lead to significant myocardial damage and increased mortality.
Management[edit]
The management of De Winter syndrome involves:
- Rapid assessment and stabilization of the patient.
- Administration of antiplatelet agents such as aspirin and clopidogrel.
- Initiation of anticoagulation therapy, typically with heparin.
- Urgent coronary angiography to assess the extent of coronary artery disease.
- Revascularization, preferably through PCI, to restore blood flow.
Prognosis[edit]
The prognosis of De Winter syndrome depends on the timeliness of diagnosis and intervention. Early recognition and treatment can significantly improve outcomes by minimizing myocardial damage and preserving cardiac function.
