A 4-month-old with Tetralogy of Fallot becomes suddenly cyan…

A 4-month-old with Tetralogy of Fallot becomes suddenly cyanotic, tachypneic, and irritable while crying. The nurse quickly places the child in the knee‑chest position, and the cyanosis begins to improve. The child’s parents ask why this position is used during a hyper-cyanotic “tet” spell. Which explanation by the nurse is most appropriate? 

A 25 year old woman with a recent history of nipple piercing…

A 25 year old woman with a recent history of nipple piercing is seen for a diagnostic breast sonogram. She has periareolar pain with intermittent focal skin eruption and drainage around the nipple for the past month. Additionally she has run a low grade fever for approxiamtely 2 weeks. Ultrasound examination reveals a complex hypoechoic lesion .5 cm below the skin. Answering with only one word, what is your impression?   8dca2b6db34d548f1b0c4a70f23141.png