| epithelioma adenoides cysticum | <tumour> Multiple small benign nodules, occurring mostly on the skin of the face, derived from basal cells of hair follicles enclosing small keratin cysts; frequent autosomal dominant inheritance. Synonym: acanthoma adenoides cysticum, Brooke's tumour, epithelioma adenoides cysticum, hereditary multiple trichoepithelioma. Origin: tricho-+ epithelioma (05 Mar 2000) |
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| epithelioma contagiosum | A poxvirus infection of poultry and other birds characterised by the formation of wart-like nodules on the skin and diphtheritic necrotic masses (cankers) in the upper digestive and respiratory tracts. (12 Dec 1998) |
| epithelioma cuniculatum | Verrucous carcinoma occurring uncommonly on the sole of the foot, forming a slowly growing warty mass that may invade deeply but which rarely metastasizes. (05 Mar 2000) |
| simple squamous epithelium | Epithelium composed of a single layer of flattened scalelike cells, such as mesothelium, endothelium, and that in the pulmonary alveoli. Synonym: pavement epithelium. (05 Mar 2000) |
| squamous | Scaly or platelike. Origin: L. Squamosus = scaly (18 Nov 1997) |
| squamous alveolar cells | Highly attentuated squamous cell's that form the gas-permeable epithelium lining the alveoli of the lungs. Synonym: type I cells. (05 Mar 2000) |
| squamous border | Edge of a bone which articulates with the squamous part of the temporal bone. See: squamous border of parietal bone, squamous border of sphenoid bone. Synonym: margo squamosus, squamous margin. (05 Mar 2000) |
| squamous border of parietal bone | The lateral border of the parietal bone that articulates with the squamous part of the temporal bone. Synonym: margo squamosus ossis parietalis. (05 Mar 2000) |
| squamous border of sphenoid bone | The margin of the greater wing of the sphenoid bone that articulates with the squamous part of the temporal bone. Synonym: margo squamosus ossis sphenoidalis. (05 Mar 2000) |
| squamous cells | Flat cells that look like fish scales; they make up most of the epidermis, the outer layer of the skin. (12 Dec 1998) |
| squamous epithelium | <pathology> An epithelium in which the cells are flattened. May be simple (e.g. Endothelium) or stratified (e.g. Epidermis). (18 Nov 1997) |
| squamous intraepithelial lesion | A general term for the abnormal growth of squamous cells on the surface of the cervix. The changes in the cells are described as low grade or high grade, depending on how much of the cervix is affected and how abnormal the cells are. Also called sil. (12 Dec 1998) |
| squamous margin | Edge of a bone which articulates with the squamous part of the temporal bone. See: squamous border of parietal bone, squamous border of sphenoid bone. Synonym: margo squamosus, squamous margin. (05 Mar 2000) |
| squamous metaplasia | The transformation of glandular or mucosal epithelium into stratified squamous epithelium. Synonym: epidermalization. (05 Mar 2000) |
| squamous metaplasia of amnion | Nodules in the amnion that consist of typical stratified squamous epithelium. Synonym: squamous metaplasia of amnion. (05 Mar 2000) |