Anal wink test S4, S5. 3 months Head and Neck Head Check for overriding sutures, the number of fontanelles and their size. Check for abnormal shape of head. Check for encephalocoeles. Measure the head circumference.
Eyes Check for colobomas, heterochromia.
Cornea - Check for cloudiness. Conjunctiva - Inspect for erythema, exudate, edema, jaundice and hemorrhage. Silver nitrate prophylaxis can cause a chemical conjunctivitis. Check for pupillary size and reactivity to light. The normal newborn transmits a clear red colour back to the observer.