Serum phenylalanine screening


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Circulatory system
Circulatory system
Alternative Names

Phenylalanine; Phenylalanine - serum


What the risks are

The risks of having blood drawn are slight, but include:

  • Excessive bleeding
  • Fainting or feeling lightheaded
  • Hematoma (blood accumulating under the skin)
  • Infection (a slight risk any time the skin is broken)
  • Multiple punctures to locate veins

Special considerations



Review Date: 10/23/2006
Reviewed By: John Goldenring, MD, MPH, JD, Department of Pediatrics, Children's Hospital, San Diego, CA. Review provided by VeriMed Healthcare Network.


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