Probable malignant transformation of a pulmonary hamartoma.
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چکیده
منابع مشابه
Probable malignant transformation of a pulmonary hamartoma.
HISTOLOGICAL EXAMINATION The round tumour consisted of chondromatous islands separated by loose, partly myxomatous connective tissue with areas containing fat cells, and clefts lined with small cylindrical or cuboid epithelial cells. Cilia were seen in some places on the surface of the epithelial cells. About three-quarters of the tumour consisted of this typical hamartoma-like picture, and the...
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Sarcomatous transformation in a longstanding, clinically silent hamartoma is reported. Malignant change occurred shortly after resection, suggesting that surgical manipulation may have played a part.
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Pulmonary hamartomas are more common than expected because they are usually asymptomatic and are either discovered on routine chest radiography or when they are noted incidentally in approximately 0.25 % of autopsies. In contrast, pulmonary fibroleiomyomatous hamartoma, which consists of interlacing bundles of smooth muscle cells admixed with fibrous tissue and numerous tubular or cleft-like ep...
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Pulmonary benign metastasizing leiomyoma (PBML) is defined as metastasis of a leiomyoma to lung tissue. It was first reported in 1937. P BML is known as a benign disease, but can undergo malignant transformation. Only 1 case of the malignant transformation of PBML to leiomyosarcoma has been reported previously. In this report, we present a case of malignant transformation of PBML.
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Nasal chondromesenchymal hamartoma (NCMH) is an extremely rare benign tumor arising in the sinonasal tract, predominantly involving infants and children. To date, only 27 cases are reported in the international literature and there have been no reported cases of malignant transformation. We present a 40-year-old female patient with nasal obstruction and bloody rhinorrhea. Computed tomography (C...
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ژورنال
عنوان ژورنال: Thorax
سال: 1979
ISSN: 0040-6376
DOI: 10.1136/thx.34.4.557