Mowat, Harold, 1883- · London : H. Frowde · leaf 201
eomata. margin, which increases with greater rapidity, is notso clearly defined. Periosteal sarcoma presents an appearance of irre-gular thickening of the periosteum, the shadow beingsomewhat indefinite, and blurred in appearance.This must be distinguished from the thickening of 186 X-KAYS : THE… … Fig. 93. Cystic Degeneration of the Shaft of the Humerus.Little expansion is present and a definite line of demarcation is seen.Both these points contraindicate malignancy. Central Sarcoma.Sarcoma arising from the actual centre of the bonemay be extremely malignant in character, and underthese…
X-rays
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