Introduction
Often no prodromal features prior to haematemesis and malaena, but this arteriovenous malformation may produce quite considerable haemorrhage and may be difficult to detect endoscopically
Epidemiology
- Incidence: 5.00 cases per 100,000 person-years
- Peak incidence: 30-40 years
- Sex ratio: 1:1
<1 | 1-5 | 6+ | 16+ | 30+ | 40+ | 50+ | 60+ | 70+ | 80+ |
Clinical features
- Haematemesis (80%)
- Melaena (20%)
- Tachycardia (40%)
- Hypotension (20%)