Assessment of the Newborn History and Physical Examination of the Newborn

Question 1

What is breathing pattern in newborn n…?

Answer 1

Periodic breathing is common in newborns; short pauses (usually 5 to 10 seconds) are considered normal.

Question 2

Normal HR in babies…?

Answer 2

Normal heart rate in a newborn ranges between 95 and 160 beats per minute (bpm)

Question 3

Normal BP in newborn ..?

Answer 3

Almost half of adult values—around 60 mm Hg systolic and 40 mm Hg diastolic.

The mean arterial pressure (MAP) is calculated by the machine; it is most often more than the gestation age of the baby in weeks (e.g., MAP of 35 mm Hg or more in a 35-week-old preterm baby).

Question 4

Criteria for a positive screening test that merits further clinical investigation for critical congenital heart disease (CCHD) include the following:

Answer 4

(i) any oxygen saturation measure <90%;

(ii) oxygen saturation <95% in the right hand and either foot on three measures, each separated by 1 hour; or

(iii) there is a >3% absolute difference in oxygen saturation between the right hand and the foot on three measures, each separated by 1 hour.

Question 5

Stretched penile length………. is abnormal and requires evaluation…?

Answer 5

<2.5 cm

Question 6

Normal testicle size in a term newborn …?

Answer 6

ranges from 1.6 cm (length) × 1.0 cm (width) up to 2.9 cm × 1.8 cm.