Abdominal tuberculosis.
نویسندگان
چکیده
uberculosis (TB) can involve the entire gastrointestinal tract (GI) ncluding the peritoneum and the pancreatobiliary system. The incidence nd severity depends on the prevalence of TB and infection with human mmunodeficiency syndrome (HIV). Abdominal TB is seen more comonly between 25 and 45 years of age. The modes of infection of the GI nclude hematogenous spread from a primary lung focus that reactivates ater or miliary tuberculosis, spread via lymphatics from infected nodes, ngestion of bacilli either from the sputum or from infected sources such s milk products, or by direct spread from adjacent organs. Involvement f the abdominal lymph nodes and the peritoneum may occur without ther organ involvement. The most common site for abdominal TB is the leocecal area. Infection often results in granuloma formation, caseation, ucosal ulceration, fibrosis, and scarring. The clinical presentation of abdominal TB may be acute or chronic. atients often have fever (40–70%), weight loss (40–90%), abdominal ain (80–95%), abdominal distension, diarrhea (11–20%), and constipaion. Fatigue, malaise, and anorexia are also seen. Dysphagia and donophagia are seen in esophageal TB. Gastric TB may mimic peptic lcer disease or gastric carcinoma. Duodenal TB may present with yspepsia or duodenal obstruction. Abdominal pain, nausea and vomiting, nd symptoms of malabsorption may be seen in ileocecal TB. Colonic uberculosis may be focal or multifocal with pain as the predominant ymptom. Other symptoms such as fever, anorexia, weight loss, and hange in bowel habits are often reported. Rectal and anal involvement by B presents with hematochezia as the predominant symptom with onstipation in approximately one-third of patients. Multiple fistulae may e the presenting feature in anal TB. Radiographic imaging such as plain abdominal series, barium enema,
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ورودعنوان ژورنال:
- Disease-a-month : DM
دوره 53 1 شماره
صفحات -
تاریخ انتشار 2007