General | Reference | Examining A Mass

Ref: Examining A Mass
  1. Inspection
  2. Palpation
  3. Percussion and auscultation
  4. General patient
  5. Mnemonic
Inspection
  1. Site
    • Alsosingle vs. multiple.
    • Distance from a bony prominence landmark.
  2. Size
  3. Shape
  4. Surrounds
    • Remote surrounds firstthen local surrounds.
    • Alsosurrounding neurological or motor deficits.
  5. Surface
    • Smooth vs. rough vs. indurated.
    • Skinscars.
  6. Edge
    • Clear vs. poorly defined.
  7. Transilluminationif applicable.
    • Whether a torch behind lump will allow light to shine through.
    • Esp. used in testicular mass.
Palpation
  1. Temperature
    • Feel with back of fingers on surfacesurrounds.
  2. Tenderness
    • Ask to tell when feel pain.
    • Nerve: can cause pins and needles.
  3. Consistency
    • Softspongyfirm.
  4. Mobility and attachment
    • Move lump in two directionsright-angled to each other. Then repeatexam when muscle contracted:
    • Bone: immobile.
    • Muscle: contraction reduces lump mobility.
    • Subcutaneous: skin can move over lump.
    • Skin: moves with skin.
  5. Pulsatile
    • Assess with 2 fingers on mass:
    • Transmitted pulsation: both fingers pushed same direction.
    • Expansile: fingers diverge (esp for AAA).
  6. Fluctuation [fluid-containing]
    • Assess by placing 2 fingers in "peace sign" on either edge oflumpthen tapping lump center with index finger of other hand: fluctuantlump will displace peace sign fingers.
    • Very large masses can be assessed by a fluid thrill. See Ascitesexamination.
  7. Irreducible
    • Compressible: mass decreases with pressurebut reappears immediatelyupon release.
    • Reducible: mass reappears only on coughetc.
Percussion and auscultation
  • Percussion:
    • Dullness.
    • Resonance.
  • Auscultation:
    • Bruit.
General patient
  1. Regional lymph nodes around mass.
  2. Overall appearance of the patient.
Mnemonic

4 Students and 3 Teachers around the CAMPFIRE:

Site
S
ize
Shape
Surface
Tenderness
Temperature
Transillumination
Consistency
Appearance of patient
Mobility
Pulsation
Fluctuation
Irreducibility
Regional lymph nodes
Edge

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