In the assessment of a 1-month-old infant, the nurse notes a…

In the assessment of a 1-month-old infant, the nurse notes a lack of response to noise or stimulation. The mother reports that in the last week he has been sleeping all the time and when awake all he does is cry. The nurse hears that the infant’s cries are very high pitched and shrill. What would be the nurse’s appropriate response to these findings?