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Fig. 2 | Journal of Medical Case Reports

Fig. 2

From: Right bundle branch block evolving to myocardial ischemia in a patient with chronic middle back pain: a case report

Fig. 2

The electrocardiogram (ECG) evolution of the patient. A The first ECG when the patient came to emergency room complaining of heavy pressure in his back; it showed inferior old myocardial infarction (OMI), complete right bundle branch block (RBBB), and first-degree atrioventricular block. B The patient returned with greater back pain, and the next ECG during hospital admission showed new deep arrowhead inverted T waves at V3–V6, II, III, and aVF; inferior OMI; complete RBBB; and first-degree atrioventricular block, with heavier of back pain. C The third ECG was done in the emergency room of our referral hospital; it showed progression of the ischemic signs from the previous ECG, without improvement in the chief complaint

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