False Negative Hydrostatic test in a live born foetus may be seen in:: (A) Atelectasis, (B) Aificial Respiration, (C) Emphysema, (D) Putrefaction
Answer is A. The hydrostatic test is false negative (the expanded lungs may sink) due to atelectasis, diseases like acute oedema, pneumonia, congenital syphilis, etc. Ref: The Essentials of Forensic Medicine and Toxicology By Narayan Reddy, 27th Edition, Page 384