| medullated | <anatomy> Furnished with a medulla or marrow, or with a medullary sheath; as, a medullated nerve fibre. Source: Websters Dictionary (01 Mar 1998) |
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| medullated nerve fibre | An axon enveloped by a myelin sheath formed by oligodendroglia cells (in brain and spinal cord) or Schwann cells (in peripheral nerves). Synonym: medullated nerve fibre. (05 Mar 2000) |
| medullation | 1. Acquiring, or the act of formation of, marrow or medulla. Synonym: myelination. (05 Mar 2000) |
| medullectomy | Excision of any medullary substance. Origin: medulla + G. Ektome, excision (05 Mar 2000) |
| medullin | <botany> A variety of lignin or cellulose found in the medulla, or pith, of certain plants. Cf. Lignin, and Cellulose. Origin: Cf. F. Medulline. Source: Websters Dictionary (01 Mar 1998) |
| medullization | Enlargement of the medullary spaces in rarefying osteitis. (05 Mar 2000) |
| medullo- | Medulla. Compare: myel-. Origin: L. Medulla (05 Mar 2000) |
| medulloarthritis | Inflammation of the cancellous articular extremity of a long bone. (05 Mar 2000) |
| medulloblastoma | <oncology, tumour> This primary brain tumour is the most common brain tumour in children and occurs more frequently in boys than girls. These tumours can spread along the spinal cord. Symptoms include ataxia, headache, vomiting and lethargy. Treatment often involves a combination of surgery, radiation therapy and chemotherapy. Approximately 30 to 50% of children are disease-free in 10 years. (27 Sep 1997) |
| medullocell | A motile cell produced by and found in the bone marrow which develops intogranular leukocytes. (09 Oct 1997) |
| medulloepithelioma | <tumour> A rare, primitive, rapidly growing intracranial neoplasm thought to originate from the cells of the embryonic medullary canal and hence included with ependymoblastomas by some neuropathologists; ganglion cells and astrocyte maturation have also been reported. Tumours that occur in the ciliary body are referred to as embryonal medulloepithelioma's. Origin: medullo-+ epithelium + -oma, tumour (05 Mar 2000) |
| medullomyoblastoma | <tumour> A rare histologic variant of medulloblastoma with scattered smooth and striated muscle cells incorporated into the neoplasm. (05 Mar 2000) |