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Revista Española de Enfermedades Digestivas

Print version ISSN 1130-0108

Rev. esp. enferm. dig. vol.110 n.11 Madrid Nov. 2018

https://dx.doi.org/10.17235/reed.2018.5661/2018 

SCIENTIFIC LETTERS

Biliary bleeding due to a hepatic artery pseudoaneurysm rupture

Andrés Barrientos-Delgado1  , Ana Delgado-Maroto1  , Samia Hallouch-Toutouh1 

1Complejo Hospitalario Torrecárdenas. Almería, Spain

Key words: Pseudoaneurysm; Hepatic artery; Biliary bleeding

Dear Editor,

We present the case of a 65-year-old male with a history of type 2 diabetes mellitus and poorly controlled hypertension. He was admitted due to endocarditis on the native aortic valve with an abscess and biventricular dysfunction. When the patient was admitted to the Emergency Room, he had a cardiorespiratory arrest which required the implantation of an urgent aortic prosthesis. During hospital admission, he had a persistent pain in the right hypochondrium accompanied by nausea. Tests showed a pattern of incomplete cholestasis (FA 825 U/l, GGT 1987 U/l), associated with a moderate elevation of the tumor marker CA 19.9 (293 U/l). Magnetic resonance cholangiopancreatography identified a 10 mm ductus dilatation with abrupt termination. The presence of a cholangiocarcinoma was suspected.

During the following 24 hours, the patient suffered hematemesis and rectal bleeding with secondary hemorrhagic shock that required vasoactive drugs and the transfusion of blood products. An urgent upper digestive endoscopy identified an elongated blood clot originating from the papilla. Angio-CT identified a pseudoaneurysm rupture of a segmental branch from the right hepatic artery (segment V). An urgent arteriography was performed in order to embolize the injury. The bleeding was controlled (Fig. 1) and there were no further complications.

Fig. 1 A pseudoaneurysm rupture of the segmental branch of the right hepatic artery is shown that results in its embolization. 

Discussion

A pseudoaneurysm of the hepatic artery is an uncommon cause of upper gastrointestinal bleeding. This represents 15 to 20% of the total number visceral aneurysms. However, pseudoaneurysms have the highest percentage of rupture, up to 80% 1,2. Although pseudoaneurysms usually occur asymptomatically, they may present as a hemorrhage, abdominal pain or jaundice. The main causes are traumatic and iatrogenic, although spontaneous forms have also been described in the context of infectious or inflammatory processes. A diagnosis is made via imaging tests and the gold standard is arteriography. Selective embolization may also be offered as a treatment option 3.

References

1. Reiter DA, Fischman AM, Shy BD. Hepatic artery pseudoaneurysm rupture: a case report and review of the literature. J Emerg Med 2013;44(1):100-3. DOI: 10.1016/j.jemermed.2011.08.021 [ Links ]

2. Lara Bendahán L, García Domínguez E, Rivas M. Hemobilia por pseudoaneurisma de la arteria cística en ecografía. Rev Esp Enferm Dig 2017; 109(8):587-88. [ Links ]

3. Mate AD, Sumare KR, Deolekar SS, et al. Lower gastrointestinal bleeding due to hepatic artery pseudoaneurysm following laparoscopic cholecystectomy. J Minim Access Surg 2013;9(1):31-3. DOI: 10.4103/0972-9941.107135 [ Links ]

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