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Percutaneous management of pyogenic liver abscesses.

Twenty-four pyogenic liver abscesses have been treated during a six-year period percutaneously. Percutaneous management included percutaneous drainage and fine needle aspiration under ultrasound or CT scan guidance. Percutaneous management was successful in 92% of cases, and no further treatment was required in 91% of these. One patient died, giving a mortality rate of 4.1%. There were no complications related to this method. The authors conclude that percutaneous management of pyogenic liver abscesses should be attempted in all cases, since results compare favourably with surgical procedures.

Adolescent↗

Laparoscopic drainage of liver abscesses.

BACKGROUND: The mainstay of the management of liver abscesses has been intravenous antibiotics and radiologically guided percutaneous drainage. However, not all abscesses are treated successfully in this way, and some require surgical drainage. Laparoscopic drainage of liver abscesses may be an alternative to open surgical drainage. METHODS: Twenty consecutive patients with liver abscesses treated by laparoscopic drainage in combination with intravenous antibiotics were studied prospectively. Fifteen had had failed percutaneous drainage previously. RESULTS: There were 13 right lobe and seven left lobe abscesses ranging from 6 to 25 cm in diameter. Mean operating time was 38 min. Seventeen patients were drained successfully. Three patients developed recurrent symptoms of which two resolved with conservative measures, but one required a second laparoscopic procedure. There were no intraoperative or other postoperative complications in the 20 patients. Follow-up ranged from 5 to 12 months. CONCLUSIONS: Laparoscopic drainage of liver abscesses, in combination with systemic antibiotics, is a safe and viable alternative in all patients who require surgical drainage following failed medical or percutaneous treatment, and in those with large abscesses.

Aged↗

Unruptured amoebic liver abscess presenting as acute abdomen.

Unruptured amoebic liver abscess is usually not regarded as a surgical emergency. At University College Hospital, Ibadan, in a two-year period from June 1975 to May 1977, six cases of unruptured amoebic liver abscess underwent emergency exploratory laparotomy because they presented as cases of acute abdomen. The initial diagnoses made by senior physicians included perforated duodenal ulcer, intestinal obstruction, cholecystitis and appendicitis. All patients had persistent draining sinuses after surgery for periods ranging from one to five months. Neither the trophozoites nor the cystic forms of Entamoeba histolytica were present in the "abscess" which was essentially necrotic liver tissue. The diagnosis of amoebic liver abscess was based on clinical features: typical "anchovy" or chocolate-coloured aspirate from the liver, response to anti-amoebic therapy and serological studies.

Abdomen, Acute↗

Klebsiella and E. coli liver abscess associated with aerobilia: a case report.

Pyogenic liver abscesses are commonly caused by biliary tract infections. We report here a case of liver abscess developed secondary to a biliary-enteric fistula. A 83 year old diabetic woman was admitted because of sepsis due to Klebsiella pneumoniae and E. Coli and with upper right quadrant pain. Six months before admission, a laparoscopic cholecystectomy was performed. The abdominal sonography showed a liver abscess associated with an important aerobilia. The Magnetic Resonance Cholangiography showed a choledocho-colic fistula with an important inflammatory background. There was no evidence of neoplasia or inflammatory bowel disease. The evolution was marked by the development of urinary and bronchial tract infection due to Klebsiella. Septic metastasis are characteristics of Klebsiella liver abscesses. Percutaneous drainage associated with a intravenous antibiotherapy was performed.

Aged↗

[Clinical significance of Klebsiella pneumoniae in liver abscess].

BACKGROUND/AIMS: Klebsiella pneumoniae (K. pneumoniae) has been emerging as the leading cause of liver abscess although the most common pathogen was Escherichia coli in the past. Our study was to clarify the significance of K. pneumoniae as a pathogen of pyogenic liver abscess. METHODS: We reviewed 157 cases of pyogenic liver abscess treated at Yeungnam University Hospital from 1996 to 2001. They were classified into two groups: K. pneumoniae group and non-K. pneumoniae group. The clinical presentations, characteristics of liver abscess, laboratory findings and the results of bacteriological studies were compared. RESULTS: The K. pneumoniae group included 60 (60.6%) cases among 99 cases with positive culture. We found higher incidence of alcoholics (45.0%) or diabetes millitus (35.0%) in K. pneumoniae group. Cryptogenic cause (61.7%) was the most frequent portal entry in K. pneumoniae liver abscess. On the other hand, in non-K. pneumoniae group, the cause of portal entry was usually the secondary (23.1%) following biliary disease (61.5%). Statistically, there was no significant difference in age, sex, symptom, characteristics of abscess, laboratory findings except total bilirubin level between the two groups. CONCLUSIONS: Liver abscess caused by K. pneumoniae has emerged as an important infectious disease with new clinical significance. When clinicians see pyogenic liver abscess in patients with alcoholics or diabetes millitus, K. pneumoniae should be considered first as a cause of liver abscess.

Aged↗

A note on clinical presentations of amebic liver abscess: an overview from 62 Thai patients.

BACKGROUND: Amebic liver abscess is a tropical disease with a wide spectrum of clinical presentations. Given the often nonspecific nature of the complaints related to amebic abscess, a retrospective review of patients with confirmed disease to recognize the most common patterns of presentation is useful. Here, we study the clinical presentations of 62 Thai patients with amebic liver abscess. We also compare the clinical presentations of Anti HIV seronegative and Anti HIV seropositive patients. METHODS: A retrospective case review was carried out for 62 Thai patients who had been diagnosed with amebic liver abscess. Clinical information was collected, including symptoms and signs, location and number of abscesses. The Anti HIV serology laboratory investigation was also reviewed. RESULTS: According to our study, the common clinical symptoms and signs are abdominal pain (85.5 %), fever and chills (74.2 %), and abdominal tenderness (69.4 %). The location of the abscess was predominantly in the right lobe (74.2 %), and most of patients had a single abscess (77.4 %). Similar trends in clinical presentations were observed in both Anti HIV seropositive and Anti HIV seronegative subjects. CONCLUSIONS: In conclusion, the clinical presentations of our amebic liver abscess patients were similar to those in previous reports. A similarity to those in the pyogenic liver abscess patients can be observed. Nevertheless, we could not detect important significant differences in the clinical presentations between Anti HIV seropositive and Anti HIV seronegative groups of patients.

Adolescent↗

[Amebic liver abscess--diagnostic and therapeutic advances].

Liver abscess is the most frequent complication of intestinal disease caused by entamoeba histolytica. Noninvasive procedures are nowaday most important in establishing the diagnosis: sonography, scintigraphy and computer tomography (CT). Sonography is rather precise and should be used in the first place. Recently it became possible to demonstrate specific antigens to amoeba in the pus of the abscess or in liver biopsy material; this procedure has been proven to be dependable and fast in establishing a diagnosis. Serological methods like indirect hemagglutination tests usually show positive results in high titers. The clinical picture, serological and immunological diagnostic procedures as well as demonstration of intrahepatic defects by sonography and/or scintigraphy usually help to establish a diagnosis fastly; only in a few cases will it be necessary to do computer tomography additionally. Metronidazole, tinidazole and other nitroimidazoles have led to a considerable decrease of lethality, which used to be rather high before. Treatment of the intestinal disease caused by amoebae should not be forgotten. Cortisone is contraindicated.

Humans↗

Liver abscess as a late complication of percutaneous liver biopsy.

Percutaneous liver biopsy is a widely used diagnostic procedure. Severe complications accompanying its performance with Menghini's needle are rare. In one patient, a liver abscess developed one month following a diagnostic biopsy. To our knowledge, this unusual complication has not been mentioned in large series reviewing liver biopsy complications.

Biopsy, Needle↗

[Comparison of liver abscess between diabetic patients and non-diabetic patients].

BACKGROUND/AIMS: Klebsiella pneumoniae is emerging as the leading cause for liver abscess although the most common pathogen was Escherichia coli in the past. Patients with diabetes mellitus are more likely to have a pyogenic liver abscess with gas forming infection; a gas forming pyogenic liver abscess carries a higher morbidity and mortality than the non-gas forming group. This study was conducted to clarify the clinical presentation and prognostic factors for pyogenic liver abscess in diabetic patients compared with non-diabetic patients. METHODS: Medical records of 140 cases of patients treated for pyogenic liver abscess from January 1995 through January 2004 were reviewed retrospectively in detail. RESULTS: Among 140 cases of pyogenic liver abscess, underlying diabetes was present in 26.4% (37/140). The clinical presentation between the two groups was not significantly different. The most common organism for the pyogenic abscess was K. pneumoniae in both groups. A gas forming liver abscess was discovered in only the diabetic liver abscess group, 6 of 37 patients (16%). CONCLUSIONS: K. pneumoniae was the most common organism cultured in both diabetic and non-diabetic liver abscess. Gas forming liver abscess was more common in diabetic patients than non-diabetic patients. Diabetic patients had more complications than non-diabetic patients.

Adult↗

[Ultrasound-guided puncture. Modern treatment of liver abscess].

The treatment of liver abscesses has benefitted from progress in imaging, particularly ultrasonography which allows simple and reliable aspiration and drainage. A series of 32 cases is reported, consisting of 29 pyogenic abscesses and 3 amoebic abscesses. Eighty-one per cent of patients were cured by aspiration and/or drainage, while 19% of patients had to be operated. The mean hospital stay was 11 days. Failures of ultrasound-guided aspiration are essentially due to multifocal abscesses caused by multiple organisms.

Adolescent↗

[Ultrasound-guided puncture. A modern treatment of liver abscess].

The treatment of liver abscesses has benefitted from progress in imaging, particularly ultrasonography which allows simple and reliable aspiration and drainage. A series of 32 cases is reported, consisting of 29 pyogenic abscesses and 3 amoebic abscesses. Eighty-one per cent of patients were cured by aspiration and/or drainage, while 19% of patients had to be operated. The mean hospital stay was 11 days. Failures of ultrasound-guided aspiration are essentially due to multifocal abscesses caused by multiple organisms.

Adolescent↗

Tuberculous liver abscess.

Tuberculosis (TB) of liver is rare but may have a variety of presenting features similar to other more common conditions. A case of tuberculosis liver abscess with right sided pleural effusion is reported.

Aged↗

[Liver abscess: a practical approach].

The management of a liver abscess suspected on the basis of clinical and radiological findings is radically different depending on its amoebic or pyogenic etiology. Medical management is usually enough to treat amoebic abscess, the prognosis of which is excellent while percutaneous aspiration puncture, drainage and antibiotics is the rule in pyogenic abscess, the prognosis of which depends on the quickness of diagnosis and risk factors associated. This article first relates a case of liver abscess we had in our service and then propose, on the basis of a literature review, a synthesis of the different characteristics, diagnostic and therapeutic approaches and follow-up of amoebic and pyogenic liver abscesses.

Adult↗

[Giant liver abscess due to nearly asymptomatic choledocholithiasis].

Solitary pyogenic liver abscess is usually caused by a metastatic infection through the portal blood flow or through the hepatic arterial blood flow from extra-abdominal pyogenic foci. Besides, it may be the result of local inflammatory diseases, such as cholecystitis, hydatid cyst, haematomas particularly with retained foreign bodies, etc. Suppurative cholangitis usually causes multiple pyogenic liver abscesses. Solitary pyogenic abscess is rarely caused by cholangitis, but practically always by suppurative cholangitis. Giant pyogenic liver abscess due to asymptomatic or mild cholangitis is a rarity. We present on a 63 year old man who developed a giant solitary pyogenic liver abscess in whom no other possible cause could be found or anticipated except practically almost asymptomatic choledocholithiasis accompanied with mild elevation of bilirubin content, alkaline phosphatase and gamma-GT. The patient was successfully treated operatively. Over 1800 ml. of pus was aspirated from the abscess cavity. Operative cholangiography performed in spite of the absence of gall bladder stones undilated and noninflamed common bile duct stone showed a small nonobstructing distal common bile duct stone. The duct was not dilated, the bile was clear and there were no signs of cholangitis in the inside of the common bile duct. Cholecystectomy and abscess cavity drainage led to uneventful recovery. The patient has been symptom-free for more than 3.5 years.

Gallstones↗

Intraperitoneal rupture of amoebic liver abscess.

A retrospective analysis of 23 cases of amoebic liver abscess with intraperitoneal rupture is presented. Group I consisted of 16 patients with clinical features of generalized peritonitis. Eight of these patients were treated surgically, and four died. Group II consisted of seven patients with features of localized peritonitis and all were treated conservatively. In all cases the diagnosis of liver abscess was established by liver scan or ultrasound examination; peritonitis was established either at operation or, in the conservatively managed group, by aspiration of pus from the peritoneal cavity. Amoebiasis was diagnosed by serology. Eight group I and all group II patients were managed conservatively by aspiration of the liver abscess, antibiotics and amoebicides. There were no deaths in this group. It is suggested that, if the diagnosis can be made early, conservative treatment offers the best chance of cure for patients of amoebic liver abscess with intraperitoneal rupture.

Adolescent↗

[Liver abscesses of biliary origin].

Liver abscesses represent a rare complication of inflammatory and calculous disease of the biliary system and are enhanced by tardy or delayed removal of the primary cause. Being the result of liver necrosis and depending on its extension they appear in polymorphous pattern and have the tendency to spread through the diaphragm into the chest. The differential diagnosis is not easy: from common cholangitis to sporadic necrosis of liver malignancy, suppurated hydatid cyst and other diseases. The best prophylaxis and the highest recovery rate is achieved by taking up an active surgical approach at the first signs of severe infection, especially in cases of relapse and of prolonged septic evolution in spite of the use of antibiotics and/or the (first) operative procedure. The choice of surgical procedure depends on local findings. An exceptional diagnostic difficulty represent the cases of suppurated intraheptic lithiasis.

Aged↗

[Treatment of solitary pyogenic liver abscess (author's transl)].

A solitary pyogenic liver abscess usually requires open surgical drainage. Digital exploration of the cavity is important for eliminating any loculations and avoiding complications after the drainage procedure. Chronic liver abscesses which are enclosed by a fibrous capsule and thus may simulate a neoplastic tumor are best treated by atypical liver resection close to the abscess or by a procedure similar to pericystectomy. Early radical operation is indicated for a complicated liver abscess whenever two drainage procedures have failed and the patient's condition is deteriorating. In such a case the development of sepsis and (or) multiple abscesses caused by an internal fistula to the bile duct system are a potential and increasing danger. Anatomical liver resection, though the most radical operation, carries a comparatively low risk as its mortality rate is less than 10%. The prognosis of solitary abscess has improved during the last decade due to an earlier diagnosis and adequate surgical drainage in combination with antibiotics. Anaerobic liver abscesses have the best prognosis.

Adolescent↗

Autochthonous amoebic liver abscess in Germany.

A liver abscess was diagnosed by sonography and surgery in a sewer-man who had never left Germany 14 weeks after he fell into a clearing basin and swallowed sewage. The causative agent of the abscess was confirmed immunologically to be Entamoeba histolytica.

Enzyme-Linked Immunosorbent Assay↗