• malformation
  • While traditionally considered developmental malformation, many hamartomas have clonal chromosomal aberrations that are acquired through somatic mutations and on this basis are now considered to be neoplastic. (wikipedia.org)
  • often
  • An X-ray will often not provide a definitive diagnosis, and even a CT scan may be insufficient if the hamartoma lacks the typical cartilage and fat cells. (wikipedia.org)
  • skin
  • The two can be differentiated as follows: a hamartoma is an excess of normal tissue in a normal situation (e.g., a birthmark on the skin), while a choristoma is an excess of tissue in an abnormal situation (e.g., pancreatic tissue in the duodenum). (wikipedia.org)
  • difficult
  • Our patient appeared to have a combination of fibrolipomatous hamartoma (FLH) and macrodystrophia lipomatosa, though it is very difficult to separate these two entities, as detailed in the underlying discussion. (springeropen.com)
  • true
  • Lesions such as adenomas, developmental cysts, hemangiomas, lymphangiomas, and rhabdomyomas within the kidneys, lungs, or pancreas are interpreted by some experts as hamartomas while others consider them true neoplasms. (wikipedia.org)
  • important
  • Originally regarded as a rare pathological curiosity, it is now an important focus of research into tumour formation and suppression. (wikipedia.org)