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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
11
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pubmed:dateCreated |
1987-12-21
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pubmed:abstractText |
The clinical and pathologic features of 283 patients with thymoma treated at the Mayo Clinic (147 female and 136 male; ages 16 years to 90 years; mean, 52 years) were examined. Forty-six percent of the patients had myasthenia gravis and 10% had other paraneoplastic phenomena. The tumors were locally invasive at operation in 32%, including 6% with metastasis to lung or pleura. Intrathoracic recurrence was noted postoperatively in 15% of those who had total excision and distant metastasis developed in 3% of patients. Thirteen percent died of their thymomas and 16% died of myasthenia. Overall 5-year survival was 67% and 10-year survival was 53%. Poor prognostic factors included presence of tumor-related symptoms, large tumor size, local invasion or metastasis in initial operation, and predominantly epithelial histologic features. Although true thymomas are composed of cytologically benign elements, they show a propensity for local invasion and intrathoracic recurrence. They rarely metastasize outside the thorax.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
AIM
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pubmed:status |
MEDLINE
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pubmed:month |
Dec
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pubmed:issn |
0008-543X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
1
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pubmed:volume |
60
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
2727-43
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:3677008-Adolescent,
pubmed-meshheading:3677008-Adult,
pubmed-meshheading:3677008-Aged,
pubmed-meshheading:3677008-Aged, 80 and over,
pubmed-meshheading:3677008-Combined Modality Therapy,
pubmed-meshheading:3677008-Diagnosis, Differential,
pubmed-meshheading:3677008-Female,
pubmed-meshheading:3677008-Follow-Up Studies,
pubmed-meshheading:3677008-Humans,
pubmed-meshheading:3677008-Male,
pubmed-meshheading:3677008-Microscopy, Electron,
pubmed-meshheading:3677008-Middle Aged,
pubmed-meshheading:3677008-Neoplasm Metastasis,
pubmed-meshheading:3677008-Neoplasm Recurrence, Local,
pubmed-meshheading:3677008-Paraneoplastic Syndromes,
pubmed-meshheading:3677008-Prognosis,
pubmed-meshheading:3677008-Thymoma,
pubmed-meshheading:3677008-Thymus Neoplasms
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pubmed:year |
1987
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pubmed:articleTitle |
Thymoma. A clinicopathologic review.
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pubmed:affiliation |
Department of Pathology, Mayo Clinic, Rochester, Minnesota 55905.
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pubmed:publicationType |
Journal Article
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