Corporo basal index is used to determine Sex

FORENSIC MEDICINE

Question 65

Corporo basal index is used to determine

a. Race

b. Sex

c. Age

d. Stature

Answer

b. Sex

Reference :

PC Dikshit 1^st Edition Page 69 : Table 5.14 Difference between Male and Female Sacrum

Narayana Reddy 17^th Edition Page 50 Table 4-4. Traits diagnostic of Sex

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Discussion

Corporobasal index =	Breadth of first sacral vertebra x 100
	Breadth of the base of sacrum

Explanation

This is equal to 45 in Males and 40.5 in females

Comments

The various indices that are related to sacrum and those that can be used for sex differentiation are

1)             Sacral index :

2)             Curvature index :

3)             Index of body of Ist Sacral vertebra :

4)             Corporo-basal index:

5)             Alar index :

6)             Auricular index :

7)             Width of sacrum

Tips

Those interested can refer to the following paper

J Anat. Soc. India 52(2) 132-136 (2003)

Identification Of Sex Of Sacrum Of Agra Region

Mishra, S.R.; Singh, P.J.; Agrawal, A.K., Gupta, R.N.

Department of Anatomy, S.N. Medical College Society, Agra U.P. INDIA