4
OPA /UCSF FNA BIOPSY CONSULTATION JOHN S. ABELE, MD OUTPATIENT PATHOLOGY ASSOCIATES 3301 C Street; Suite 103C Sacramento, CA 95816 916-444-0889 voice 916-444-6016 fax [email protected] OPA /UCSF Smearing Techniques Purpose Monolayer Dispersion Mild Cohesion Test Character Techique Semisolid One Step Fluid Two Step Fluid in Hub Snap Fluid with Particles Crackle Fluid in Syringe Pop Diagn Cytopathol. 1985 Jan-Mar;1(1):59-65. OPA /UCSF Original One & Two Step Technique – Zajicek 1974 One Step (Semisolid) Two Step (Fluid) OPA /UCSF One Step Technique OPA /UCSF One Step Technique – Right Handed Diagn Cytopathol . 1985 Jan-Mar;1(1):59-65. Contact Line Rotation Target Line OPA /UCSF Original One Step Technique John S. Abele,MD Page 1 of 4 Smearing Techniques

Smearing Techniques - Cytopathology · OPA /UCSF FNA BIOPSY CONSULTATION JOHN S. ABELE, MD OUTPATIENT PATHOLOGY ASSOCIATES 3301 C Street; Suite 103C Sacramento, CA 95816 916-444-0889

  • Upload
    others

  • View
    2

  • Download
    0

Embed Size (px)

Citation preview

  • OPA /UCSF

    FNA BIOPSY CONSULTATION

    JOHN S. ABELE, MDOUTPATIENT PATHOLOGY ASSOCIATES

    3301 C Street; Suite 103CSacramento, CA 95816

    916-444-0889 voice916-444-6016 [email protected]

    OPA /UCSF

    Smearing Techniques

    • Purpose– Monolayer Dispersion– Mild Cohesion Test

    Character Techique• Semisolid → One Step• Fluid → Two Step• Fluid in Hub → Snap• Fluid with Particles → Crackle• Fluid in Syringe → Pop

    Diagn Cytopathol. 1985 Jan-Mar;1(1):59-65.

    OPA /UCSF

    Original One & Two Step Technique – Zajicek 1974

    One Step(Semisolid)

    Two Step(Fluid)

    OPA /UCSF

    One Step Technique

    OPA /UCSF

    One Step Technique – Right Handed

    Diagn Cytopathol. 1985 Jan-Mar;1(1):59-65.

    Contact Line

    Rotation TargetLine

    OPA /UCSF

    Original One Step Technique

    John S. Abele,MD Page 1 of 4

    Smearing Techniques

  • OPA /UCSF

    FNA SMEAR ARTIFACTS

    SKIP AND POP-OFF

    OPA /UCSF

    Two Step Technique

    OPA /UCSF

    Two Step Technique

    OPA /UCSF

    Two Step Technique

    OPA /UCSF

    Two Step Technique

    Fluid

    Particles

    OPA /UCSF

    Two Step Technique

    2ed FluidConcentration

    Particles

    John S. Abele,MD Page 2 of 4

    Smearing Techniques

  • OPA /UCSF

    Two Step Technique

    OPA /UCSF

    Two Step Technique

    OPA /UCSF

    Two Step Technique

    OPA /UCSF

    Two Step Technique

    OPA /UCSF

    Contact Line

    Target TissueTarget TissueTarget Tissue

    Top EdgeRotates Down

    Modified One Step End

    OPA /UCSF

    Two Step Technique

    John S. Abele,MD Page 3 of 4

    Smearing Techniques

  • OPA /UCSF

    FNA SMEAR ARTIFACTS

    WICK CONCENTRATION

    OPA /UCSF

    INCLINE CONCENTRATION

    OPA /UCSF

    THE SNAP TECHNIQUE

    OPA /UCSF

    POP TECHNIQUE

    OPA /UCSF

    POP TECHNIQUE

    OPA /UCSF

    FNA BIOPSY OF BREAST

    INFLUENCE OF # OF BIOPSIES

    4 BIOPSIES OF 400 LESIONSINCREMENTAL CONTRIBUTION

    1ST BIOPSY ~70% DIAGNOSTIC2-4 DECLINING YIELD (20, 6, 4)

    TARGET TYPESBENIGN / MALIGNANT: SAME OUTCOMESMALLER TARGETS: BETTER INCREMENTAL YIELD

    SENSITIVITY vs. #BX - RMS CURVE FIT~100% SENSITIVE AT 9-10 BXS4 "OPTIMAL YIELD"

    PENNES. ACTA CYTOL 34:673,1990

    John S. Abele,MD Page 4 of 4

    Smearing Techniques