Who hamartoma definition?

A hamartoma (from Greek hamartia, meaning “fault, defect,” and -oma, denoting a tumor or neoplasm) is a benign (noncancerous) tumorlike malformation made up of an abnormal mixture of cells and tissues found in areas of the body where growth occurs.

What is a hamartoma lesion?

What is respiratory epithelial adenomatoid hamartoma?

Respiratory epithelial adenomatoid hamartoma (REAH) is an uncommon lesion of the upper aerodigestive tract first described by Wenig and Heffner in 1995 as prominent glandular proliferations lined by ciliated respiratory epithelium originating from the surface epithelium. The entity is seen most often in male adults.

What is hamartoma made of?

A hamartoma is a local malformation made up of an abnormal mixture of cells and tissue. Although most hamartomas are benign, they cause morbidity by various mechanisms such as; infection, infarction, pressure/obstruction, hemorrhage/anemia, fracture, neoplastic transformation.

What can cause a hamartoma?

Hamartomas are usually caused by a genetic syndrome that affects the development cycle of all or at least multiple cells. Many of these conditions are classified as overgrowth syndromes or cancer syndromes.

Should hamartoma be removed?

Bottom Line. Hamartomas are benign (noncancerous) tumors that will not spread to other parts of your body. Sometimes they are left alone, but if they are causing symptoms due to their location, or if the diagnosis is uncertain, surgery to remove the tumor may be recommended.

Can a breast hamartoma cause pain?

However, large hamartomas may be painful due to compression of the normal breast tissue. The clinical diagnosis of hamartoma is based on the findings from mammography, sonography and histology examinations.

How are hamartomas found in the human body?

Histologically, the lesions consist of a combination of cartilage, connective tissue, smooth muscle, fat, and respiratory epithelium. Most hamartomas are detected as a smoothly bordered nodule by chest radiograph or CT when patients are asymptomatic.

Can a hamartoma be a gray matter neoplasm?

Hamartomas are rare lesions of childhood, presenting commonly with precocious puberty and gelastic seizures. They are not true neoplasms but may increase in size over time. On both CT and MR, hamartomas have characteristics similar to gray matter.

Is it rare for a splenic hamartoma to rupture?

Rupture of a splenic hamartoma is rare.63 Splenic hamartomas can be associated with hematologic disorders, including pancytopenia, anemia, and thrombocytopenia.

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