Gastroenterology Book

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Fluid Wave Test

Aka: Fluid Wave Test
  1. Indication
    1. Confirming presence of Ascites
  2. Technique
    1. Assistant presses ulnar hand vertically at mid-Abdomen
    2. Examiner taps flank sharply with right hand
    3. Examiner's left hand receives impulse on opposite flank
    4. Anticipate time lag between tap and impulse received
  3. Interpretation
    1. Impulse received implies it was passed by Ascites

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