<prompt> Arborescent marks or filigree burns are seen inRadiationElectrical burnsChemical burnsLightening  <response>: Ans. d Lightening Ref. Forensic Medicine Reddy, 17th Page 261; Forensic Medicine 1st Apurva Nandy, 286 Filigree burns are seen in lightening Crocodile Flash Burns and arc eye are seen in Electrical Injuries Joule Burn is seen in Electrical Injuries Spark Burns are seen in Electrical InjuriesLIGHTENING Mode- Direct Strike- Side Flash - Hits another object and then enters the subject- Conduction through another object Burns may be- Linear 3 to 30 cm in length, 0.3 to 2.5 cm in width Often in moist creased and skin folds- Arborescent or Filigree or Lichtenbergs flowers Superficial, Thin, Irregular and Tortuous Fern like pattern Resembles a tree- Surface burns True bums which occur beneath metallic objects worn or carried by the person Cause of Death- Cerebral Anaemia Due to spasmodic contraction of cerebral vesselsEducational Points Filigree bums usually imply that the effect is superficial and are more often seen in cases where the victims have escaped. They are seen in shoulders and flanks and pass away in due course of time. They do not follow the path of blood vessels. They may be due to:- Copper deposits in Dermis- Deposits of Hemoglobin from RBCs lysed by the current 