Pathology and Laboratory Medicine Book

Hematology and Oncology

  • Capillary Puncture

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Capillary Puncture

Aka: Capillary Puncture, Capillary Blood Specimen, Heel Stick
  1. Indications: Pediatric lab evaluation
    1. Hemoglobin
    2. Hematocrit
  2. Efficacy
    1. Less sensitive than venipuncture
    2. Hemoglobin And Hematocrit levels falsely elevated
  3. Technique
    1. Sites
      1. Infants: medial or lateral plantar heal
      2. Older children: medial or lateral pulp of finger
    2. Site preparation
      1. Warm area with a moist towel increases blood flow
    3. Lancet size
      1. Age <6 months: 2.5 mm length
      2. Age >6 months: 5.0 mm length

Heel stick (C0419343)

Concepts Diagnostic Procedure (T060)
SnomedCT 77262006
English heel stick, Heel stick, Heel-prick sampling, Heel stick (procedure)
Spanish pinchazo en el talón (procedimiento), pinchazo en el talón
Sources
Derived from the NIH UMLS (Unified Medical Language System)


Capillary blood specimen (specimen) (C0444254)

Concepts Body Substance (T031)
SnomedCT 122554006
English Capillary blood specimen (specimen), Capillary blood sample, Capillary blood specimen
Spanish muestra obtenida de sangre de los capilares sanguíneos, espécimen obtenido de sangre de los capilares sanguíneos, espécimen de sangre obtenido de los capilares sanguíneos (espécimen), espécimen de sangre obtenido de los capilares sanguíneos, muestra de sangre capilar, espécimen obtenido de sangre de los capilares sanguíneos (espécimen), espécimen de sangre capilar
Sources
Derived from the NIH UMLS (Unified Medical Language System)


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