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[Pancreatic tuberculosis: a rare cause of pseudoneoplastic obstructive jaundice].

Isolated pancreatic tuberculosis is rare, and can mimic pancreatic carcinoma. We report a case of pseudoneoplastic pancreatic tuberculosis revealed by an obstructive jaundice in a 35-Year-old man. Surgical pancreatic histopathology showed a caseating granulomatous inflammation and diagnosis was confirmed by detection of Mycobacterium tuberculosis DNA using specific polymerase chain reaction-based assay (PCR). The patient was successfully treated with quadruple antituberculous therapy. In the context of the diagnostic work-up of a hypodense pancreatic mass, the diagnosis of tuberculosis relies on the presence of pancreatic caseating granulomas, that can be obtained by endosonography-guided biopsy, thus avoiding laparotomy.

Adult↗

Surgical management of abdominal tuberculosis.

Recent reports suggest an increased incidence of abdominal tuberculosis in the United States, particularly in high-risk groups. The aim of this study was to review the spectrum of abdominal tuberculosis and its surgical management at a tertiary referral center in the United States. The medical records of patients treated for abdominal tuberculosis at our institution between January 1992 and June 2001 were retrospectively reviewed. Eighteen patients were diagnosed with abdominal tuberculosis by microbiologic and/or histologic examination. The 10 men and eight women had a mean duration of symptoms of 4 months (range 1 to 24 months). Five were born in the United States, and 13 were foreign born (7 Asians and 6 Africans). The United States-born patients with abdominal tuberculosis, as compared to the foreign-born patients, were older (mean age 74 years vs. 35 years), more likely to have chronic medical illnesses (80% vs. 7%), and had concomitant pulmonary tuberculosis (60% vs. 0%). Computed tomography was the most frequent imaging modality (88%); findings suggestive of abdominal tuberculosis were mesenteric/omental stranding (50%), ascites (37%), and retroperitoneal lymphadenopathy (31%). Seventeen of the 18 patients required operative intervention, and one patient underwent CT-guided drainage of a psoas abscess. Laparoscopy was useful for diagnosis in eight patients; laparotomy was performed for complications of abdominal tuberculosis in six patients and to obtain a tissue diagnosis in three patients. Abdominal tuberculosis continues to represent a diagnostic challenge to clinicians. Among native-born white Americans, abdominal tuberculosis is primarily a disseminated disease of elderly, debilitated patients with chronic illnesses. Among foreign-born individuals, abdominal tuberculosis occurs in young, immunocompetent patients from endemic areas. Characteristic CT findings should be evaluated for abdominal tuberculosis in the appropriate clinical setting. Laparoscopy is an effective modality for diagnosis of peritoneal tuberculosis.

Adolescent↗

Tuberculous involvement of the oesophagus with oesophagobroncheal fistula.

Tuberculous involvement of the oesophagus is a rare disease. Even if it is suspected, diagnosis is often difficult though dysphagia and chest pain are the most common symptoms without any other specific signs of tuberculosis. The diagnosis is based on oesophagography, oesophagoscopy, bronchoscopy, and computed tomographic scan. Suspected tuberculosis can be confirmed with histology, smear, and culture. The two most common differential diagnoses are Crohn's disease and carcinoma. The case is reported of a female patient with tuberculous involvement of the oesophagus, who developed an oesophagobroncheal fistula during steroid treatment started for suspicion of Crohn's disease. The patient was immunocompromised due to treatment with azathioprine that she was receiving for multiple sclerosis. The fistula was successfully treated by antituberculous chemotherapy alone.

Adult↗

Jejunal tuberculosis: incidental finding on an FDG-PET scan.

A 32-year-old male had suffered from persistent dull epigastric pain, constipation, postprandial vomiting, and body-weight loss for 2 months. An abdominal computed tomography (CT) scan showed thickening of the proximal jejunal wall. He was also referred to our center for an fluoro-2-deoxy-D-glucose-positron emission tomography (FDG-PET) scan because his tumor marker CA19-9 was above 800 ng/mL and malignancy was suspected. The PET scan showed an FDG-avid lesion over the upper left abdomen. Endoscopy of the small intestine revealed focal thickening of the mucosal fold and skip ulcer lesions in the jejunum. Culture from the biopsy tissue proved the diagnosis of Mycobacterium tuberculosis infection. No evidence of pulmonary tuberculosis was detected during further evaluation.

Adult↗

Colonic tuberculosis.

Tubercle bacillus was discovered in 1882 by Robert Koch. With the introduction of chemotherapy for tuberculosis in the 1940s the incidence of this entity decreased. The incidence of the tuberculosis of the colon began to increase at the 1980s with the rise in numbers of patients considered as high risk for this entity, such as HIV-infected individuals, patients with chronic renal disease, and immunosuppressed patients with prolonged steroid therapy. We report on two patients with history of chronic abdominal pain and weight loss with a palpable mass in the right lower quadrant. In one patient chest radiography revealed a miliary reticulonodular pattern. In both, abdominal CT scan showed retroperitoneal lymphadenopathy and colonic wall thickness. Colonoscopic examination showed ulcerative lesions and ileocecal valve disruption. Microscopic examination of intestinal content showed evidenced M. tuberculosis. Tuberculosis of the colon should be suspected in patients suffering from chronic abdominal pain and weight loss.

Abdominal Pain↗

Is a 9-month treatment sufficient in tuberculous enterocolitis? A prospective, randomized, single-centre study.

BACKGROUND: Tuberculosis has increased in parallel with the acquired immunodeficiency syndrome epidemic and the use of immunosuppressive therapy, and the growing incidence of extra-pulmonary tuberculosis, especially with intestinal involvement, reflects this trend. However, the duration of anti-tuberculous therapy has not been clarified in intestinal tuberculosis. AIM: To compare the efficacy of different treatment durations in tuberculous enterocolitis in terms of response and recurrence rates. METHODS: Forty patients with tuberculous enterocolitis were randomized prospectively: 22 patients into a 9-month and 18 into a 15-month group. Diagnosis was made either by colonoscopic findings of discrete ulcers and histopathological findings of caseating granuloma and/or acid-fast bacilli, or by clinical improvement after therapeutic trial. Patients were followed up with colonoscopy every other month until complete response or treatment completion, and then every 6 months for 1 year and annually. Complete response was defined as a resolution of symptoms and active tuberculosis by colonoscopy. RESULTS: Complete response was obtained in all patients in both groups. Two patients in the 9-month group and one in the 15-month group underwent operation due to intestinal obstruction and perianal fistula, respectively. No recurrence of active intestinal tuberculosis occurred during the follow-up period in either group. CONCLUSIONS: Tuberculous enterocolitis can be managed by 9-month chemotherapy without disease recurrence. Further investigations are needed in immunocompromised patients.

Adult↗

Colonic tuberculosis: clinical features, endoscopic appearance and management.

BACKGROUND: Although rare in the West, colonic tuberculosis is not an uncommon disease in developing countries. However, the clinical manifestations and radiological appearance of the disease are non-specific. In recent years, colonoscopy has been found to be very useful in diagnosing patients with colonic tuberculosis. METHODS: Clinical features, colonoscopic findings, histology and response to treatment were recorded in 50 patients with colonic tuberculosis. RESULTS: Abdominal pain, fever, anorexia, weight loss and diarrhoea were the common symptoms. The colonoscopic features consisted of ulcers (92%), nodules (88%), deformed caecum and ileocecal valve (42%), strictures (25%), multiple fibrous bands (8%) and polypoid lesions (6%). Segmental tuberculosis and lesions simulating carcinoma were seen in 22 and 16% of patients, respectively. Histological examination of the colonic biopsy specimens showed well-formed, non-caseating granulomas in 18%, collection of loosely arranged epithelioid cells in 40% and chronic non-specific inflammatory changes in 42% of the patients. Six patients needed surgical intervention. The other 44 patients responded well to anti-tuberculous therapy and became asymptomatic. CONCLUSIONS: It is concluded that colonoscopy is a useful method for diagnosing colonic tuberculosis. It is suggested that if the clinical picture and colonoscopic appearance are suggestive of tuberculosis and target biopsies reveal non-caseating granulomas, a collection of loosely arranged epithelioid cells, or even non-specific changes, then a therapeutic trial of anti-tuberculous drugs should be given and continued if there is clinical improvement.

Adult↗

Solitary pancreatic tuberculosis in immunocompetent patients mimicking pancreatic carcinoma.

In this study, two cases of biopsy-proven pancreatic tuberculosis are reported. The patients presented with fever, anorexia, fatigue, abdominal pain and weight loss. A differential diagnosis of fever of unknown origin was conducted. Computed tomography (CT) revealed a cystic mass image in the pancreatic head in one patient, and a hypodense lesion in the pancreatic head in the other. The first patient was diagnosed by a wedge biopsy specimen obtained in the exploratory laparotomy. The other patient was diagnosed by percutaneous fine-needle aspiration biopsy. Both patients were successfully treated with quadruple antituberculous therapy for 12 months. We concluded that especially in young patients who present with a mass in the pancreas, pancreatic tuberculosis should be considered among the differential diagnoses, particularly in developing countries and immunosuppressed individuals.

Adult↗

Esophageal tuberculosis abscess: an unusual cause of dysphagia.

Primary esophageal tuberculosis is extremely rare. It is almost always secondary to tuberculosis of other organs. Abscess formation of the tuberculosis in the esophageal wall has not been reported in the literature previously. In this report, we present a case of esophageal tuberculosis abscess, with presented dysphagia, diagnosed by histologic evaluation of surgery specimen, without any other organ involvement. The unusual cause and the interesting clinical course of dysphagia are described.

Abscess↗

[False positive tumour diagnosis in the caecum(author's transl)].

Radiographic appearances simulating tumours were found in 25 patients; the causes of the mistaken diagnosis are critically analysed. The commonest mistake was caused by inflammatory process (eight patients), caecal contents (seven patients) and an enlarged ileo-caecal valve (five patients). Ways of avoiding such misinterpretation are described.author

Adult↗

[Specific oesophagitis (author's transl)].

Tuberculous oesophagitis is a very rare finding; of all organs, involvement of the oesophagus is the least likely. Autopsies on tuberculous patients show an incidence of 0.14%. According to Wexels, only 125 cases have been described in the world literature up to 1954. In general, tuberculous oesophagitis can be included in the differential diagnosis of dysphagia only if this symptom is associated with tuberculosis of an organ, or miliary tuberculosis.

Deglutition Disorders↗

[Abdominal tuberculosis: a rare differential diagnosis of pancreatic carcinoma].

HISTORY AND ADMISSION FINDINGS: A 79-year-old local resident, presenting with abdominal pain, sweating and weight loss and suspected of having cancer of the pancreas was referred for diagnosis and treatment. Physical examination was negative except for pain on pressure over the right upper abdomen and the epigastrium. INVESTIGATIONS: Erythrocyte sedimentation rate was increased; as were the transaminases and cholestasis parameters. Ultrasonography and computed tomography of the abdomen revealed an echo-poor mass with cystic areas in the region of the head of the pancreas, as well as extra- and intrahepatic dilatation of the biliary tract. Endoscopic retrograde cholangiopancreatography failed to demonstrate a ductal pancreatic carcinoma. Biopsies of a macroscopically peculiar-looking duodenal ulcer demonstrated a noncaseous epithelioid granuloma. A fine-needle biopsy was performed for further diagnosis. DIAGNOSIS, TREATMENT AND COURSE: Histological examination of the needle biopsy revealed a caseous granuloma and acid-fast bacteria. The tuberculin test (GTI) was strongly positive (14-15 mm), indicating tuberculosis of the pancreas and duodenum. Multiple tuberculostatics rapidly improved the patient's symptoms, and the further course was without complications. CONCLUSION: Tuberculosis should be included in the differential diagnosis of consumptive disease with an atypical presentation, especially because treatment could well be curative.

Aged↗