A 58 year old man presented with a six week history of muscle weakness, dysphagia, and a symmetrical widespread rash on the face, torso, limbs, and hands (fig 1). His creatine kinase was 7070 u/L (reference range 30-175). An oesophagogastroduodenoscopy showed abnormal findings, and a positron emission computed tomography (PET CT) scan was arranged (fig 2). What are this man’s dermatological and oesophageal diagnoses? Fig 1 Dorsum of the patient’s right hand Fig 2 PET CT image Gottren’s papules (fig 1) suggest acute dermatomyositis, and the high uptake of fluorodeoxyglucose in the mid oesophagus (fig 2) suggests oesophageal …