The mother of a 3-month-old infant reports that he turned bl…

The mother of a 3-month-old infant reports that he turned blue and seemed to have fast, labored breathing after vigorous crying. He would relax and his color improved. On physical exam, the PNP notes the mucous membranes of the lips and mouth appear mildly cyanotic. A systolic murmur is heard best at the mid to upper left sternal border. Vital signs are normal with normal peripheral pulses. There is no organomegaly. The MOST likely diagnosis is which of the following?

An adolescent with type I diabetes returns for a follow-up v…

An adolescent with type I diabetes returns for a follow-up visit after his annual check-up last week. You note that his serum glucose is elevated and his glycosylated hemoglobin (hemoglobin A1C) is 16.7%. This finding suggests poor control of his diabetes over at least which of the following time periods?

You have been following a 9-year-old child in your office fo…

You have been following a 9-year-old child in your office for the past several years and have noted that during the past year, his height has remained below the third percentile. You are concerned about his short stature and decide to begin a work-up. Your workup includes a bone age determination. The patient’s bone age is discovered to be 3 years younger than his chronologic age. Which of the following diagnoses should be considered?