General surgery and pathology for dentists . the operation is donethe better the chance of success. It is always advisable toremove a considerable area of apparently healthy tissue aswell as the actual tumour, especially in the more malignantvarieties. In myeloid sarcomata of bone it may suffice insome cases simply to scoop out the tumour, but in round 86 PATHOLOGY AND SURGERY. celled sarcoma of bone it is advisable to remove the wholebone. ISome sarcomata, such as those of the tonsil, are somalignant that it is only rarely that an operation can be ofany use. Papilloma. Papillomata (warts) are
General surgery and pathology for dentists . the operation is donethe better the chance of success. It is always advisable toremove a considerable area of apparently healthy tissue aswell as the actual tumour, especially in the more malignantvarieties. In myeloid sarcomata of bone it may suffice insome cases simply to scoop out the tumour, but in round 86 PATHOLOGY AND SURGERY. celled sarcoma of bone it is advisable to remove the wholebone. ISome sarcomata, such as those of the tonsil, are somalignant that it is only rarely that an operation can be ofany use. Papilloma. Papillomata (warts) are composed of papillae resemblingsomewhat those found in normal skin and mucous consist of a stroma of fibrous tissue containing bloodvessels and lymphatics. The surface is covered by epithelium,the nature of which varies according to the tissue from whichthe growth springs ; thus papillomata of the skin are coveredby several layers of squamous epithelium, (see Fig. 17),whilst papillomata of the bladder are covered by columnar. Fig. OF SKIN epithelium. In simple papillomata the stroma is single andundivided, but in compound papillomata it gives off numerouscauliflower-like branches which subdivide again and again. Papillomata are innocent growths, but it should be remem-bered that in some situations, such as the tongue and lower PATHOLOGY AND SURGERY. 87 lip, they are prone to become epitheliomatous, especially inold people. This change may be recognized by the base ofthe wart becoming indurated. Treatment. Warts on the skin may be destroyed withnitric acid. From mucous membranes they may usually besnipped off with scissors. When they are at all induratedthey should be freely removed with the knife or scissors. Adenoma. Adenomata are tumours composed of gland tissue. Apure adenoma (, one containing no more connective tissue
Size: 1596px × 1565px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, bookidgeneralsurge, bookyear1895
