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[Liver abscesses as a complication of Crohn's disease].

Liver abscesses were found in two women aged 23 and 34 years who suffered from Crohn's disease. The first patient was seen because of fever and thoracic pain and had been treated with infliximab. The second patient, who was pregnant, presented with abdominal pain that was thought to be due to an exacerbation of her inflammatory bowel disease. Ultrasonography and CT revealed that both patients had large liver abscesses. Both received antibiotic treatment, the first patient underwent drainage of the abscess, and the second underwent puncture twice, resulting in clinical improvements in both patients. In contrast to intra-abdominal abscesses, liver abscesses are rarely seen in patients with Crohn's disease. The clinical presentation can be mistaken for an exacerbation of Crohn's disease, but the diagnosis can be made easily using ultrasonography or CT. Treatment consists of (ultrasound-guided) percutaneous drainage and administration of antibiotics.

Adult↗

Parotid abscess in Singapore.

INTRODUCTION: In most parts of the world, acute parotid abscess is a rare pathology. It occurs mainly in elderly debilitated patients and patients with oral sepsis. In Singapore, this lesion appears to be more common. METHODS: We retrospectively reviewed all patients admitted to our hospital over a three-year period with parotid abscess. RESULTS: Ten patients were treated for parotid abscess. Only two of these patients were elderly and debilitated. The remaining patients were atypical in that they were relatively young and fit with no history of oral sepsis. All the abscesses responded to simple drainage and antibiotic therapy without the need to resort to the radical drainage techniques reported historically. CONCLUSION: Parotid abscess is seen in an unusually young cohort of patients in Singapore. The cause for this is unclear but it may be a result of chronic oral dehydration as a consequence of our climate.

Abscess↗

[A clinical study of liver abscesses at the Critical Care and Emergency Center of Iwate Medical University].

We studied 13 emergency cases of liver abscess. Five cases of septic shock or clouding of consciousness were identified on admission. Six patients had diabetes mellitus. Twelve patients met the diagnostic criteria for systemic inflammatory response syndrome, and nine met the criteria for disseminated intravascular coagulation. Plasma endotoxin levels improved rapidly after drainage. Causative organisms were isolated in all patients, and the most common organism was Klebsiella pneumoniae (seven cases). Percutaneous transhepatic abscess drainage (PTAD) was performed not only in single cases but also in multiple cases with main huge abscesses. Surgical treatment was performed in the following three cases: a ruptured abscess, an ineffective PTAD, and a case of peritonitis after PTAD. Irrigation of abscesses with strong acidic electrolyzed water revealed a significant decrease in treatment duration. In the majority of our cases, severe conditions were identified on admission. Strong acidic electrolyzed water was useful for management of PTAD.

Adult↗

Liver abscess due to clostridium septicum. A case report and review of the literature.

The onset of liver abscess due to Clostridium septicum -an anaerobic gram-positive bacillus- is a rare condition, generally arising in cancer patients. The radiological picture is that of gas-containing pyogenic abscess, that predominates within preexisting liver metastases. We report a case of a 50-year-old patient with metastatic colon cancer who was referred with multiple Clostridium septicum liver abscesses. The patient underwent parenteral antibiotherapy as well as transcutaneous drainage of the largest liver abscess. However the outcome was unfavorable in a clinical picture of liver failure that was likely due to disease progression rather than sepsis. Clostridium septicum liver abscess is a life-threatening condition that occurs in fragile patients, mostly with metastatic cancers. A review of the reported cases is presented and treatment options are discussed.

Antineoplastic Combined Chemotherapy Protocols↗

[Complex treatment of patients with cholangiogenic hepatic abscess].

Results of treatment of 47 patients with cholangiogenic hepatic abscess were analyzed. Clinical, laboratory and special methods of investigation were applied for diagnosis. The authors consider ultrasound investigation (USI), computer tomography and the abscess puncture under the USI control with subsequent cytological and bacterial control the decisive methods in diagnosis of hepatic abscess. In complex of treatment of patients miniinvasive technologies were applied--the abscess puncture, its cavity drainage under USI control transcutaneus transhepatic cholangiostomy, endoscopic papillosphincterotomy with lithotripsy and nasobiliary drainage, according to indications. Efficacy of the abscess cavity sanation, using miramistinum and decasan, was proved. In general therapy the directed transport of medicines was applied.

Adolescent↗

Psoas abscess: report of a series and review of the literature.

We describe a series of twelve patients with a psoas abscess seen in a three-year period in a university hospital and a large teaching hospital in the Netherlands. In our series, five of the 12 patients had a primary psoas abscess. The predisposing conditions were intravenous drug use, diabetes mellitus, prostate carcinoma and haematoma in the psoas muscle in a patient with haemophilia A. Seven of the 12 patients had a secondary psoas abscess. Five cases were due to vertebral osteomyelitis including two cases of tuberculosis. In the other two cases it was due to colitis and urinary tract infection. It is remarkable that in our series there was only one patient with a psoas abscess secondary to a disease of the digestive tract, while this is the most common cause of a secondary psoas abscess in the literature. There were two cases of tuberculosis which is an emerging disease again.

Adult↗

[Splenic abscess secondary to massive bee bite in immunocompetent host. A case report].

INTRODUCTION: Spleen abscesses are considered as an infrequent infectious disease. An increase in its presentation has been seen due to certain pathologies or clinical conditions associated with immune suppression, endocarditis being one of the most frequent causes. Gram-positive aerobes are the main causal agents with non-specific clinical manifestations. CT scan and ultrasound are the elective choices for diagnosis and imaging support for punction and drainage. OBJECTIVE: To describe the case of a patients with splenic abscess and its possible association with massive bee bite. CASE REPORT: A 51-year-old man, with no important medical history, suffered a massive bee bite and developed anaphylactic shock. He was managed at the emergency room where 116 bee stings were removed from the patient. He was discharged after 3 days. Eight days later he complained of abdominal pain localized in the left upper quadrant, persisting for 3 weeks. Abdominal pain increased and was accompanied by malaise, vomiting, fever, signs of peritonitis and leucocytosis. CT scan showed left pleural effusion, a single hypodense lesion in the inferior pole of the spleen, and thickness of the parenchyma. The patient was diagnosed with spleen abscess drained to cavity and was submitted to surgery. Surgical findings included localized peritonitis, friable spleen, and 200 ml of pus. Splenectomy was performed and IV antibiotic therapy was started. Blood culture, viral profile, Widal reactions, and serological test for HIV were negative. Secretion (pus) culture was positive for Enterococcus faecium. CONCLUSIONS: Spleen abscess is a rare entity and unusual diagnosis, representing a high mortality in non-treated patients. According to our search, there is no literature-based evidence of a similar case with this association. This report represents the first case of the association between spleen abscess and massive bee bite.

Abscess↗

[A case of subphrenic abscess with ileal fistula caused by metastatic adenocarcinoma of unknown origin].

Usual sources of subphrenic abscess with intestinal fistula are previous abdominal operation, inflammatory bowel disease and malignancy. Reported cases of intestinal fistula caused by adenocarcinoma were complicated by direct invasion. In this report, a 70-year-old male had a subphrenic abscess with intestinal fistula and the cause was a metastatic adenocarcinoma of unknown origin. As far as we know, this has not been reported previously in the literatures. The abscess went on chronic course for six months because intermittent administration of antibiotics modified its clinical presentation. The fistulous tract between the abscess and ileum was demonstrated by tubogram via the drainage catheter in abscess. The patient underwent surgical treatment because the cause of fistula was obscure. Invasion of the ileum by metastatic adenocarcinoma was diagnosed by the histologic examination of surgical specimen. Therefore, when a fistula develops without any apparent cause, there is a possibility of malignancy, and surgical approach must be considered. An early surgical approach will prevent the delay in treatment and reduce the mortality.

Adenocarcinoma↗

Abdominal rectus muscle sheath abscess after spontaneous vaginal delivery. A case report.

Postpartum infections cause severe morbidity of the mother. Abdominal wound infection and abscess formation are common complications after cesarean delivery. We report a case with abscess formation inside the abdominal rectus muscle sheath after normal, spontaneous vaginal delivery. A 32-year-old woman, para 2, had a normal vaginal delivery at term. The second postpartum day she complained of lower abdominal pain and was unable to stand up or walk. The fourth day, cellulitis of the skin of the lower abdomen developed and was treated with broad-spectrum intravenous antibiotics. The seventh day the patient developed septic fever and an abdominal rectus muscle sheath abscess was diagnosed. The abscess was treated with incisions and evacuation and the patient was discharged the 12th postoperative day. The abscess in this case, as hematoma formation was not preceded, was referred to ascending contamination via the lymphatic vessels.

Abdominal Abscess↗

Trans-mastoid approach to otogenic brain abscess.

The treatment of otogenic brain abscess initially involves excision or aspiration of the abscess through a temporal or sub-occipital route depending on its location. This is followed by a mastoidectomy by the ENT surgeon to eradicate the primary source of infection. During the last three years, we have approached such lesions through a mastoidectomy followed by excision of the abscess through the same approach. This trans-mastoid approach is technically feasible in following the tract of suppuration, and clearing the cause and effect of pathology, at the same sitting. This paper describes our initial experience with the trans-mastoid approach to otogenic brain abscesses. On the basis of our results, we believe that transmastoid approach is an effective and logical option for the treatment of otogenic brain abscess, and merits further investigation in the form of a prospective study.

Adolescent↗

[Tuberculous abscess in the chest wall; report of a case].

A 72-year-old woman was admitted to our hospital with left chest pain. Chest computed tomography (CT) revealed an abscess in the left lateral chest wall. Bacterial examination of needle aspiration biopsy specimen from the chest wall abscess disclosed positive acid-fast bacilli. The size of chest wall abscess increased after initiation of antituberculous therapy with isoniazid, rifampicin, ethambutol hydrochloride and pyrazinamide, and therefore abscess drainage was subsequently performed. The lesion was resected after the abscess had diminished in size.

Abscess↗

Hepatic abscess following biliary tract surgery. Etiology, treatment and results.

Experience of seven consecutive cases of liver abscess following biliary tract surgery is presented. The age range was 41-83 years, and six of the patients were women. The interval from operation to appearance of abscess was 10 days to 14 months. Primary surgical drainage was used in two patients, who remained clinically well 6 months and 2 years later. Four of five patients with initially percutaneous drainage subsequently underwent operative drainage, but one refused further surgery and died 8 days later of sepsis. Multiple factors may predispose to both cholangitis and hepatic abscess following biliary tract surgery. Radiologic investigation of abscess must also focus on identifying underlying biliary pathology. Bactericholia and obstructed bile flow are two of the most important etiologic factors in hepatic abscess after biliary surgery. Experience with these cases suggests that a surgical approach may be preferable to percutaneous techniques in management also of the associated biliary pathology.

Adult↗

Hepatic ultrasonography and blood changes in cattle with experimentally induced hepatic abscesses.

Hepatic abscesses were induced experimentally in 5 steers by inoculating Fusobacterium necrophorum via ultrasonography-guided, percutaneous catheterization of the portal vein. Hepatic ultrasonography was performed to determine the onset and progression of abscessation. Blood samples were collected before and after inoculation for performing leukocyte counts and hepatic function tests. Ultrasonographic evidence of liver abscesses was observed as early as 3 days after inoculation. Abscesses appeared as hyperechoic centers (cellular debris and pus) surrounded by hypoechoic or anechoic areas (fluid). Increases in rectal temperature, leukocyte counts, fibrinogen, globulin, bilirubin, gamma-glutamyltransferase, and sorbitol dehydrogenase concentrations were detected. Hepatic dysfunction was evidenced by decrease in serum albumin concentration and low sulfobromophthalein clearance. The ultrasonographic diagnosis of abscesses correlated well with necropsy findings.

Alkaline Phosphatase↗

Differentiation of lung abscess and empyema by ultrasonography.

To assess the value of chest ultrasonography in the differentiation between a lung abscess and empyema, 50 patients, including 24 cases of lung abscess and 26 cases of empyema, were studied. The ultrasonographic characteristics of a lung abscess included an irregular wall width, a blurred outer margin, an oval or round shape, an acute chest wall angle and a negative pleural separation. The ultrasonographic characteristics of empyema were an uniform wall width, a sharp outer margin, a lenticular shape, an obtuse chest wall angle and a positive pleural separation. A new ultrasonographic scoring system was proposed; a positive finding for each of the features: sharp outer margin, lenticular shape, obtuse chest wall angle and positive pleural separation was assigned a score of 1, while a negative finding was assigned a score of zero. The total scores for the four features were then assessed. Ninety-six percent of the empyema cases scored 2 or more, while 96% of the lung abscess cases scored 1 or zero. The efficacy of differential diagnosis was 96%. We conclude that chest ultrasonography is a useful tool in the differentiation between lung abscess and empyema and that ultrasonography alone is sufficient to make a correct diagnosis in most cases.

Adolescent↗

Clinical features and outcome of cerebral abscess in congenital heart disease.

BACKGROUND: Cerebral abscess is a serious life threatening complication of several diseases. The objective of this study was to look at the clinical profile, microbiology and outcome of children with cerebral abscess having an underlying congenital heart disease as compared to other predisposing conditions. METHODS: Thirty children aged less than 15 years were reviewed. There were 15 males and 15 females. The mean age of presentation was 5.6 +/- 4.4 years. RESULTS: The duration of illness at the time of admission was 17.6 +/- 24.6 days. Typically patients presented with fever, vomiting, headache and seizures. The predisposing conditions found were cyanotic congenital heart disease in 11 (37%) of children, meningitis in 6 (20%), septicemia in 7 (23%) and no underlying cause was found in 5 (17%) children. The most common microbe in children with cyanotic congenital heart disease was of the Streptococcus milleri group (52%). Computerized tomography confirmed the diagnosis and the most common location of the abscess was the parietal lobe of the cerebral hemisphere. All abscesses were large, more than 2 cm in diameter and were aspirated surgically. Excision was performed in 6 children. Five children expired, one due to a intracranial bleeding and the others due to severe cerebral edema and tentorial herniation. Complications were seen in 20 children and 16 had sequelae, hemiparesis in 11 and seizure disorder in 5. CONCLUSION: Brain abscess is a serious infection with poor outcome if diagnosed late. Delayed surgical drainage has high morbidity and mortality. The threshold for diagnosis should be low particularly in children with a predisposing condition like cyanotic congenital heart disease.

Adolescent↗

[Posterior cranial fossa abscess secondary to cholesteatoma].

OBJECTIVE: The intra cranial complications of chronic ear disease continue to pose a challenge in Senegal, despite advances in anti microbial therapy. Posterior cranial fossa abscesses are rare and continue to be associated with significant morbidity and mortality rates. We describe the presentation and management of a large cerebellar abscess secondary to cholesteatoma. METHODS AND RESULTS: A 11-year-old female presented with an inflammed fluctuant swelling of the right temporal region with ipsilateral otorrhoea. Examination demonstrated an auto atticotomy, large marginal perforation of the tympanic membrane associated with polyp. A diagnosis of otomastoiditis secondary to cholesteatoma was made. The abscess of the right temporal region was incised and drained and the patient was commenced on broad spectrum antibiotics. However the patients clinical status did not improve and there was a deterioration in her neurological status. CT brain and temporal bones demonstrated a large abscess in the cerebellum. 30 CC of pus were drained through a posterior fossa burr hole by the neurosurgeons. A radical mastoidectomy for extensive cholesteatoma of the right ear was subsequently carried out when the patients condition improved. CONCLUSION: Cerebellar abscess is a life threathning condition. In the presence of complicated chronic ear disease, clinical suspicion must be high as early symptoms and signs may be misleading. A low threshold for the performance of brain imagining will aid early diagnosis and allow prompt definitive treatment.

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[Case of tuberculous psoas abscess successfully treated with surgery during antituberculosis therapy for miliary tuberculosis].

A case of tuberculous psoas abscess complicated during antituberculosis therapy for miliary tuberculosis and successfully treated with surgery was reported. A 20-year-old man visited our hospital because of fever lasting for 3 months. Chest radiography showed miliary nodules in both lungs and transbronchial lung biopsy revealed granuloma. Magnetic resonance imaging of the head showed small lesions in the brain. Computed tomography of the abdomen showed an enlarged paraaortic lymph node and a nodule in the spleen. Needle biopsy of the lymph node revealed necrotic tissue. Mycobacterium tuberculosis was not isolated; however, miliary tuberculosis was highly suspected based on clinical and radiographic findings. Once antituberculosis therapy was initiated with isoniazid, rifampicin, streptomycin, and pyrazinamide, the fever subsided. In spite of improvement of general radiographic findings, a new abscess was found in the right psoas major muscle after 8 months of therapy by computed tomography. A sample of the abscess showed a positive smear, negative culture, and positive PCR test for M. tuberculosis. Although antituberculosis therapy continued for another 6 months, the abscess enlarged to 7 cm and new retroperitoneal lymph nodes also appeared. Surgical drainage and curettage of the abscess was performed. Intra- and post-operative specimens were negative for bacteria, fungi, and M. tuberculosis. The patient was treated with isoniazid, rifampicin, and ethambutol for one year postoperatively. The disease disappeared without any evidence of relapse for 2.5 years after surgery.

Adult↗

[Different pathogenic power of the original BCG strain of the Pasteur Institute and of an isoniazid resistant strain. Histopathological study and significance of local abscesses after inoculation of guinea pig].

The inoculation into guinea pigs of 10 mg of BCG, obtained either from the Pasteur Institute original strain, or from a mutant isoniazid resistant strain, B1 catalase positive, caused in 40.4% of cases, the onset of abscesses at the point of injection. The frequency and course of these abscesses appear quite different with the two strains, 92.8% with the classical strain, persisting in more than half of the cases after one year, and 23.5% with the INH-resistant strains which regressed within 6 months. Histologically, the structure of the recent abscesses, with a large histiocytic wall often rich in bacteria, and a very cellular necrotic content, appears different from that of old abscesses with a thin wall and a heterogeneous content, calcification with reaction to foreign bodies, and presence of granules due to the persistance of bacteria. The INH-resistant strain is thus in the guinea pig, less aggressive and more rapidly eliminated than the classical Pasteur strain. The course and morphology of abscesses in guinea pigs are very similar to certain old lesions of human tuberculosis and involve, in all strains, phenomena of cell immunity both general and local.

Abscess↗