https://ecgvn.com/en/tags/cerebral-t-waves/ Recent content in Cerebral T Waves on ECG Library – LITFL Basics Hugo en-us Tue, 14 Jan 2025 00:00:00 +0000 https://ecgvn.com/en/posts/raised-intracranial-pressure/ Tue, 14 Jan 2025 00:00:00 +0000 https://ecgvn.com/en/posts/raised-intracranial-pressure/ <h5 id="characteristic-ecg-abnormalities-with-raised-intracranial-pressure"><strong>Characteristic ECG Abnormalities with Raised Intracranial Pressure</strong></h5> <ul> <li>Widespread giant <a href="https://litfl.com/t-wave-ecg-library/">T-wave inversions</a> (“cerebral T waves”)</li> <li><a href="https://litfl.com/qt-interval-ecg-library/">QT prolongation</a></li> <li>Bradycardia <em>(the Cushing reflex – indicates imminent brainstem herniation)</em></li> </ul> <p>Other possible ECG changes that may be seen:</p> <ul> <li>ST segment elevation / depression — <em>this may mimic myocardial ischaemia or pericarditis</em></li> <li>Increased <a href="https://litfl.com/u-wave-ecg-library/">U wave</a> amplitude</li> <li>Other rhythm disturbances: sinus tachycardia, junctional rhythms, premature ventricular contractions, atrial fibrillation</li> </ul> <p><em>In some cases, these ECG abnormalities may be associated with echocardiographic evidence of regional ventricular wall motion abnormality (so-called “neurogenic stunned myocardium”).</em></p>