| Summary points: | A 54-year-old man with a 20-year history of erythrodermic psoriasis underwent coronary artery bypass graft surgery, followed by postoperative bisoprolol to treat atrial fibrillation. Within 72 hours of treatment, the patient experienced an acute worsening of the psoriasis; image provided. The authors discuss the rare event of a beta-blocker worsening psoriasis resulting in haemodynamic compromise. |