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1.
Radiol. bras ; 40(2): 143-145, mar.-abr. 2007. ilus
Article in Portuguese | LILACS | ID: lil-455952

ABSTRACT

O pâncreas é raramente afetado por infecções pelo bacilo Mycobacterium tuberculosis, provavelmente em função da presença das enzimas pancreáticas, e apenas alguns casos são descritos na literatura. O diagnóstico diferencial com carcinoma pancreático é um desafio em virtude das semelhanças clínico-radiológicas. Apresentamos um caso de um paciente de 39 anos de idade, do sexo masculino, com quadro clínico de perda ponderal, náuseas e vômitos. A propedêutica radiológica com tomografia computadorizada de abdome revelou lesões em cauda do pâncreas e baço. O diagnóstico foi confirmado por exame histopatológico após laparotomia.


The pancreas is rarely affected by Mycobacterium tuberculosis infections, probably because of the presence of pancreatic enzymes, and only few cases are reported. The differential diagnosis with pancreatic carcinoma represents a challenge because of clinical and radiological similarities. We report the case of a 39-year-old male patient presenting weight loss, nausea and vomiting. Radiological workup with abdominal computed tomography has demonstrated lesions in the pancreatic tail and spleen. The diagnosis was confirmed by histopathological analysis following laparotomy.


Subject(s)
Humans , Male , Adult , Pancreatic Diseases/complications , Pancreatic Diseases/diagnosis , Tuberculosis/diagnosis , Tuberculosis/etiology , Diagnosis, Differential , Mycobacterium tuberculosis , Pancreas/pathology , Pancreatic Diseases/physiopathology
2.
Rev. méd. Minas Gerais ; 11(2): 73-77, abr.-jun. 2001. ilus, tab
Article in Portuguese | LILACS | ID: lil-587212

ABSTRACT

O tratamento cirúrgico do carcinoma gástrico (CG) distal adotado em nosso serviço depende do tipo histológico da neoplasia. Testamos a acurácia do diagnóstico da biópsia endoscópica (BE) em relação ao diagnóstico definitivo da peça cirúrgica (PC) em 45 casos de CG, cujas BE e PC foram revistas segundo a classificação de Laurén. No diagnóstico final, 29 (64%) tumores eram do tipo intestinal (CGI), 9 (20%) difusos (CGD) e 7 (16%) não classificáveis. A acurácia da BE foi de 71,1%, sendo 79,3% para CGI, 77,8% para CGD, 28,6% para CG não classificável e de 84,4% quando os casos foram reagrupados em CGI e CG não intestinal. A BE apresentou sensibilidade de 79,3% e especificidade de 93,7% para o CGI. A discordância entre os diagnósticos deveu-se à presença de células isoladas na BE, que induziram o diagnóstico de CGD ou não classificável. Concluímos que o diagnóstico histológico em BE pode ser usado para orientar o tratamento cirúrgico do CG.


The surgical treatment for distal gastric carcinoma GC adopted in our service depends on the histological diagnosis of the tumor. We tested the accuracy of the endoscopic biopsy diagnosis (EB) in comparison to the surgical specimen diagnosis in 45 GC. Histological diagnosis were revised according to Lauren's classification. Twenty-nine tumors (64%) were intestinal-type (IGC), 9 (20%) diffuse-type, and 7 (16%) were unclassifiable (mixed-type). Endoscopic biopsy accuracy was 71%, 79% for IGC, 78% for DGC, and 29% for unclassifiable tumors. Endoscopic biopsy accuracy was 84% when tumors were grouped under intestinal and non-intestinal types. Endoscopic biopsy sensibility was 79% and its specificity was 94% for IGC. Disagreement among diagnosis was mainly related to the presence of isolated cells in EB, that suggested DGC or unclassifiable GC. We concluded that EB diagnosis is useful in the choice of the surgical treatment in GC.


Subject(s)
Humans , Carcinoma/diagnosis , Stomach Neoplasms/diagnosis , Biopsy , Carcinoma/ultrastructure , Endoscopy, Digestive System , Stomach Neoplasms/surgery
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