2006
DOI: 10.1590/s0101-98802006000400014
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Tumor de células granulares no canal anal: relato de caso e revisão de literatura

Abstract: RESUMO: Os autores relatam o caso de uma paciente de 28 anos em que foram diagnosticados múltiplos tumores de células granulares em canal anal, não relacionados com a queixa inicial. O tumor de células granulares é incomum, se apresentando geralmente como um tumor benigno que pode se localizar em qualquer segmento corpóreo. A apresentação no trato gastrointestinal é rara. Na literatura mundial são relatados apenas dois casos em canal anal. São discutidos os aspectos clínicos e diagnósticos do tumor de células … Show more

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Cited by 7 publications
(8 citation statements)
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“…In most cases, the lesions are asymptomatic; and they may simulate other pathologies that affect the colon, such as hematochezia and abdominal discomfort 1,7 . At colonoscopy, the aspect is similar to that of a sessile polyp, preferably located in the anorectal area and the ascending colon 4 . The endoscopic biopsy is not the best option, as in most cases, the tumor is covered by normal mucosa.…”
Section: Discussionmentioning
confidence: 94%
See 2 more Smart Citations
“…In most cases, the lesions are asymptomatic; and they may simulate other pathologies that affect the colon, such as hematochezia and abdominal discomfort 1,7 . At colonoscopy, the aspect is similar to that of a sessile polyp, preferably located in the anorectal area and the ascending colon 4 . The endoscopic biopsy is not the best option, as in most cases, the tumor is covered by normal mucosa.…”
Section: Discussionmentioning
confidence: 94%
“…In cases of multiple tumors, total colostomy is recommended. For single location of the tumor, but with diameter above 4 cm, colectomy is suggested, as tumors of this size present higher risk of malignity and metastasis 4 .…”
Section: Discussionmentioning
confidence: 99%
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“…It is mainly located in the oral cavity (particularly the tongue), the skin (predominating in the head and neck), the musculoskeletal system, and the breasts. Although less frequently (8% of all GCTs), it may develop anywhere along the GI tract, and cases have been reported from the upper esophageal sphincter to the anal canal (6). The distal esophagus is the most common site in up to one third of patients.…”
Section: Discussionmentioning
confidence: 99%
“…Granular cell tumor (GCT), also known as granular cell myoblastoma or Abrikossoff tumor, was initially reported by Abrikossoff in 1926 [1]. It is a soft tissue neoplasm, arising from Schwann cells [2]. Predominantly a benign tumor, 1-2% of the cases are reported to be malignant [3][4][5].…”
Section: Introductionmentioning
confidence: 99%