Which of the following letters in the ICD-10-CM is reserved by the World Health Organization to assign new diseases with uncertain etiology?
A) U
B) X
C) Y
D) Z

Question

Quizplus · Accepted Answer

All of the letters in the English language alphabet are used except for the letter "U," which has been reserved by the World Health Organization to assign new diseases with uncertain etiology.

Which of the Following Letters in the ICD-10-CM Is Reserved