Upper segment to lower segment ratio at bih is ___________
Correct Answer: 1.7
Description: The U/L ratio (upper body segment :lower body segment) at bih is about 1.7; at age 3 years it is 1.3; at greater than 7 years, it is 1.0 with the upper body segment and lower body segment being about equal. Of note, higher U/L ratios are noted in sho-limb dwarfism and other bone disorders such as rickets. Reference: GHAI Essential pediatrics, 8th edition
Category:
Pediatrics
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