| halo melanoma | <tumour> A rare condition in which a melanoma is surrounded by an irregular area of depigmentation. (05 Mar 2000) |
|---|---|
| Harding-Passey melanoma | <tumour> A melanin-forming tumour that arose spontaneously in a non-inbred mouse, and that is transplantable to mice of many strains but does not ordinarily metastasize. (05 Mar 2000) |
| Xiphophorus melanoma receptor kinase | <enzyme> Growth factor receptor protein with an extracellular ligand binding domain and an intracellular catalytic domain Registry number: EC 2.7.1.- Synonym: xmrk protein (26 Jun 1999) |
| nodular melanoma | <tumour> Primary cutaneous melanoma characterised by dermal invasion extending to the lateral margins of epidermal involvement or ulceration. (05 Mar 2000) |
| subungual melanoma | <tumour> A melanoma beginning in the skin at the border of or beneath the nail. Synonym: melanotic whitlow. (05 Mar 2000) |
| superficial spreading melanoma | <tumour> Primary cutaneous melanoma characterised by intraepidermal growth extending laterally beyond the site of dermal invasion. (05 Mar 2000) |
| desmoplastic malignant melanoma | <tumour> A melanoma with marked fibrosis surrounding atypical spindle-shaped melanocytes in the dermis. (05 Mar 2000) |
| angle of iris | The acute angle between the iris and the cornea at the periphery of the anterior chamber of the eye. Synonym: angulus iridocornealis, angle of iris, angulus iridis, filtration angle. (05 Mar 2000) |
| anteflexion of iris | Rarely used term for an iris that is in part, folded forward after a severe iridodialysis so that the pigmented layer faces forward. (05 Mar 2000) |
| anterior surface of iris | The anterior surface of the iris of the eye. Synonym: facies anterior iridis. (05 Mar 2000) |
| pectinate ligaments of iris | See: trabecular reticulum. (05 Mar 2000) |
| greater arterial circle of iris | An arterial circle at the ciliary border of the iris. Synonym: circulus arteriosus iridis major. (05 Mar 2000) |
| greater ring of iris | The outer, broader of the two zones of the iris. Synonym: annulus iridis major. (05 Mar 2000) |
| ring of iris | Either of two zones on the anterior surface of the iris, separated by a circular line concentric with the pupillary border. Synonym: annulus iridis. (05 Mar 2000) |
| ciliary border of iris | The peripheral border of the iris attached to the ciliary body. Synonym: margo ciliaris iridis, ciliary margin of iris. (05 Mar 2000) |