Baby's Heart Beats at Double the Normal Speed

Evaluating fussiness in a baby is tricky, but a heart rate of 220 is not ambiguous

By Mark Cohen|Monday, August 02, 2004
When Molly brought her 2-month-old daughter, Kara, to see me one morning, one look told me something was wrong. I’d known Molly since the birth of her son, Kevin, about three years ago, and she is usually fairly relaxed and cheerful, even with a crying baby in tow. But this day her face was drawn, and her eyes looked worried. The first line of the nurse’s brief note read, “Fussy, not eating well, no vomiting,” so I asked about the fussiness. Molly said Kara had been very ...

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