Paracentesis is a common and well accepted technique for its diagnostic-therapeutic profitability. This procedure is considered rapid, minimally invasive and safe, but we must not forget that it can lead to severe complications. In this letter we present two patients with hemorrhagic complications following paracentesis. Both cases were treated by percutaneous transarterial embolization. Likewise, in the absence of consensus on the prevention of complications and on their optimal management, we make some recommendations.