Atrial Myxoma

Key points

• 75% occur in the left atrium; more common in females.
• Systemic features: dyspnoea · fatigue · weight loss · fever · clubbing.
• Emboli and atrial fibrillation; mid-diastolic murmur with 'tumour plop'.
• Echo: pedunculated heterogeneous mass typically attached to the fossa ovalis region of the interatrial septum.