Blade of grass sign (also known as flame sign[1]) is a radiologic sign referring to the lytic fronts seen in the leading edge of the long bone in Paget's disease.[2] It is usually seen as a wedge shaped area of radiolucency in the diaphysis of long bone.[1]

References

  1. 1 2 Wittenberg, Keith (1 October 2001). "The Blade of Grass Sign". Radiology. 221 (1): 199–200. doi:10.1148/radiol.2211991689. ISSN 0033-8419. Retrieved 1 November 2021.
  2. ↑ Murphy, W. A.; Whyte, M. P.; Haddad, J. G. (March 1980). "Healing of lytic Paget bone disease with diphosphonate therapy". Radiology. 134 (3): 635–637. doi:10.1148/radiology.134.3.7355210. ISSN 0033-8419. Retrieved 1 November 2021.
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