nbme form 2 question can someone explain - mednmed

[ArchivalUser]

7.) A 16-year-old girl comes to the physician for her first prenatal
visit at 12 weeks' gestation. She has not had any immunizations since
the age of 5 years. She has received the following immunizations at the
recommended ages:

5 Diphtheria-tetanus-pertussis
3 Hepatitis B
1 Measles-mumps-rubella
4 Oral poliovirus

Examination shows no abnormalities. Which of the following is the most
appropriate immunization to administer at this visit?

A) Diphtheria-tetanus-pertussis

B) Diphtheria (child)-tetanus toxoid

C) Diphtheria (adult)-tetanus toxoid

D) Haemophilus influenzae type b

E) Hepatitis B

F) Inactivated poliovirus

[ArchivalUser]

shud it be C...?

[ArchivalUser]

BB

[ArchivalUser]

C) Diphtheria (adult)-tetanus toxoid

[ArchivalUser]

i also it is c

[ArchivalUser]

The correct answer is C : Diphtheria (adult)-tetanus toxoid. The patient is pregnant and needs a booster shot with this vaccine for protecting herself and her fetus.

[ArchivalUser]

Why not D?

[ArchivalUser]

Shouldn't be D ( Haemophilus influenzae type b) the age range of this vaccine is b/w 15 months to 4 years. So she's 16 years old .
Haemophilus influenzae type b (Hib) vaccine is only Recommended for pregnant women at increased risk of Hib disease (eg. hyposplenia, asplenia).