| xanthoma planum | A form marked by the occurrence of yellow flat bands or minimally palpable rectangular plates in the corium, either normolipaemic or associated with type IIa or III hyperlipoproteinaemia. (05 Mar 2000) |
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| xanthoma tuberosum | Xanthomatosis associated with familial type II, and occasionally type III, hyperlipoproteinaemia. Synonym: xanthoma tuberosum simplex. (05 Mar 2000) |
| xanthoma tuberosum simplex | Xanthomatosis associated with familial type II, and occasionally type III, hyperlipoproteinaemia. Synonym: xanthoma tuberosum simplex. (05 Mar 2000) |
| tendinous xanthoma | Xanthoma involving tendons, ligaments, and fascia, forming deep, smooth, sometimes painful nodules beneath normal-appearing freely movable skin of the extremities; associated with abnormal lipid metabolism, commonly familial increased b lipoproteins or obstructive liver disease. (05 Mar 2000) |
| eruptive xanthoma | The sudden appearance of groups of 1-4 mm waxy yellow or yellowish-brown papules with an erythematous halo, especially over extensors of the elbows and knees, and on the back and buttocks of patients with severe hyperlipaemia, often familial or more rarely in severe diabetes. (05 Mar 2000) |
| fibrous xanthoma | <tumour> A fibrohistiocytic neoplasm. (05 Mar 2000) |