You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Arborescent marks' or 'filigree burns' are seen in and explain in detail?
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 Lichtenberg's 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