<prompt> Filigree burns areLightening bumsThermal bumsChemical bumsRadiation bums  <response>: A Liahtnina burns FN. Reddv26 - 293: N. Reddv25- 292: Parikh5- 2071 Arborescent or Filigree Burns Lichtenbergs flowers: Burns are superficial, thin, irregular and tortuous markings on the skin. These markings have a general pattern resembling the branches of a tree. Fern-like pattern of erythema in the skin is usually found over the shoulder or the flanks. These are seen in lightning stroke. 