I. Indication

  1. Confirming presence of Ascites

II. 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

III. Interpretation

  1. Impulse received implies it was passed by Ascites

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