Fig. 2From: Acute cardiac side effects after COVID-19 mRNA vaccination: a case seriesECG performed on day 4 (A) and on day 6 (B) after the SARS-CoV-2 vaccination in a 28-year-old male. A Widening of the QRS complex (112 ms) in all ECG leads, and ST-Elevations in I, II, III, aVF and inverted in aVR. B Transient widening of the QRS complex has receded. There is left only a mild preterminal T negativity in lead IIIBack to article page