Hasse's formula used in pregnancy to?: (A) Estimate fetal age, (B) Identify fetal blood group, (C) Identify fetal sex, (D) Identify fetal congenital malformations
Answer is A. ANSWER: (A) Estimate fetal ageREF: Textbook of Forensic Medicine and Toxicology by Nagesh Kumar Rao - Page 321Hasse's formulaIf the crown heel length is known then the intrauterine age of fetus is calculated as:If CH length is up to 25 cm thenIU age = Square root of CH lengthIf the CH length is > 25 cm thenIU age = 1/5 of CH length