hamartoma


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hamartoma

[‚ha·mər′tō·mə]
(medicine)
An abnormal condition resulting in the formation of a mass of tissue of disproportionate size and distribution but composed of the normal tissue of the region.
References in periodicals archive ?
For 11 patients with radiological less than 5 cm and 13 patients with a radiological mass greater than 5 cm, hamartoma was identified as a possible diagnosis in 18.2% and 46.2% respectively (p=0.21).
Eccrine angiomatous hamartoma: a retrospective study of 15 cases.
To our knowledge, the coincidence of endobronchial hamartoma (EH) and HL has not been reported before.
Contrary to the widespread notion that elevated AFP levels are suggestive of malignant liver tumours, in our study 2 cases of mesenchymal hamartoma showed 300.68% and 3049.56% elevation in AFP levels which are comparable to the % elevation seen in hepatoblastoma.
The so-called bile duct adenoma is a peribiliary gland hamartoma. Am J Surg Pathol 1996; 20:858-864.
Se cree que es la contraparte maligna del hamartoma mesenquimal ya que se han encontrado caracteristicas histopatologicas, inmunohistoquimicas y citogeneticas comunes (15), teniendo en cuenta la similitud de sus anormalidades cromosomicas, dada por la translocacion del brazo largo del cromosoma 19 (3).
Fibrolipomatous hamartomas or neural fibrolipomas are benign fibrofatty tumors that arise from the epineurium, making these tumors difficult to resect (2).
His primary care provider diagnosed him with "multiple hamartoma syndrome." His examination at age 31 years was notable for macrocephaly, subcutaneous lipomas, penile freckling, and many axillary skin tags.
Sivridis, "Adenomyolipoma of the endometrium--a hamartoma?" Histopathology, vol.
Lesions to be carefully excluded in children include hepatoblastoma, mesenchymal hamartoma, and embryonal rhabdomyosarcoma of the biliary tree.