HCG doubles in value every 2 days for what part of the pregnancy? How soon is HCG detectable if the patient is pregnant? How long is HCG detectable after an abortion or after delivery?
a) First trimester; 7-10 days; 2 weeks
b) Second trimester; 4-6 days; 4 weeks
c) Third trimester; 14-21 days; 6 weeks
d) Postpartum period; 1-2 days; 8 weeks
