MRCP2-0504

MRCP2-0504

A 50-year-old man presents to the Emergency Department with worsening shortness of breath, heavy chest pain and syncope over the last week. He is currently undergoing adjunct chemotherapy for a non-resectable soft tissue sarcoma with known metastasis in his thorax and mediastinum.

Hb 95 g/L Male: (135-180) Female: (115 – 160) Platelets 120 * 109/L (150 – 400) WBC 11.8 * 109/L (4.0 – 11.0)

Na+ 133 mmol/L (135 – 145) K+ 3.2 mmol/L (3.5 – 5.0) Bicarbonate 20 mmol/L (22 – 29) Urea 7.5 mmol/L (2.0 – 7.0) Creatinine 140 µmol/L (55 – 120)

On physical examination, his JVP is raised at 6cm, there are no precordial thrills, and he has quiet S1 and S2.

Observations show: Heart rate of 120/min and regular Blood pressure 90/50 mmHg Respiratory rate 30/min Temperature 36.7ºC AVPU – A

What is the specific ECG finding associated with this diagnosis?