A 32-week preterm baby on mechanical ventilation, recovering from RDS, has a satisfactory blood gas, and ventilatory settings are being reduced for weaning. What is the most valuable indicator that the baby is ready for extubation?

A 32-week preterm baby on mechanical ventilation, recovering from RDS, has a satisfactory blood gas, and ventilatory settings are being reduced for weaning. What is the most valuable indicator that the baby is ready for extubation?

A 3-month-old, former 29-week-premature infant has been scheduled for repair of bilateral inguinal hernias. The infant had received mechanical ventilation for the first 6 days of life and had apnea of prematurity that resolved 5 weeks ago. The infant is feeding well and gaining weight and has no requirement for supplemental oxygen. The hematocrit is 28. The HMO clerk approves the surgery on an outpatient basis. All of the following are true EXCEPT

A 5-year-old comes to your office with 4 nontender, 2-cm, blue-red discolored nodules over both cheeks on the face. The day before, she was sledding down the local snow-covered hill. The most likely diagnosis is

One of the following may be effective in calming a crying infant with colic

Epstein-Barr virus (EBV) infection is more likely to be associated with all the following malignancies EXCEPT