Pregnancy, childbirth, and the period immediately following childbirth comprise a medical specialty known as which of the following?
A) nephrology
B) cytology
C) obstetrics
D) ophthalmology
Question 2
For the following questions, use an ICD-9-CM code book and select the appropriate code(s) for the diagnostic statements given.
Excessive vomiting at 24 weeks of gestation, not delivered