نتایج جستجو برای: hamartomatous
تعداد نتایج: 561 فیلتر نتایج به سال:
BACKGROUND Digestive hamartomatous polyps are a rare entity. They may be sporadic (solitary Peutz-Jeghers polyp or solitary juvenile polyp) or reveal genetic predisposition like Peutz-Jeghers syndrome, juvenile polyposis or Cowden disease. SUMMARY Diagnosis is based on personal and family history and on clinical data including physical signs (in particular dermatological), endoscopic findings...
A 53-year-old male presented with complaints of abdominal pain and weight loss. On physical exam he was noted to have mucocutaneous pigmentation around his lips and oral mucosa. Radiologic and endoscopic investigations demonstrated an obstructing mass in the second portion of the duodenum along with additional smaller soft tissue masses throughout the bowel. Histology of biopsied specimens reve...
Warthin's tumor as a hamartomatous dysplastic lesion: a histochemical and immunohistochemical study.
The etiology of Warthin's tumor was sought by histochemical and immunohistochemical methods using 7 surgically extirpated samples and normal salivary glands as a control for the epithelial component. All the samples exhibited a variety of amyloid deposition in the interfollicular area of the lymphoid component. The interfollicular lymphoid cells were both T-cells and cells of B-cell lineage wit...
Cronkhite-Canada syndrome (CCS) is a rare nonfamilial polyposis syndrome characterized by epithelial disturbances both in the gastrointestinal tract and in the epidermis. The pathologic finding of the polyp is usually a hamartomatous polyp of the juvenile type; however, the possibility of serrated adenoma associated malignant neoplasm was reported in some Japanese cases. Up till now in South Ko...
Adenolipoma of the breast is an uncommon mammary lesion classified as a hamartomatous lesion, presenting as a soft, mobile and well-defined mass. The typical mammographic findings is of a well-circumscribed lesion containing both fat and soft tissue surrounded by a capsule. Microscopically, adenolipoma exhibits a hamartomatous mixture of ducts and lobules intermingled with adipose and fibroconn...
Peutz-Jeghers syndrome (PJS) is an autosomal dominant inherited disorder characterized by intestinal hamartomatous polyps in association with mucocutaneous pigmentations. Main symptoms of PJS in childhood are abdominal pain, obstruction, intussusception, and bleeding from hamartomatous polyps. PJS carries a high risk of gastrointestinal cancer with advancing years. Although, intussusception has...
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