finger clubbing

Finger clubbing, also called "drumstick fingers", is a common clinical sign in patients with heart or lung disease. The term is used to describe an enlargement of the distal phalanges of the fingers, giving them a drumstick or club-like appearance.

Clinical Presentation

Finger clubbing presents in a number of typical stages:

  • increased fluctuation of the nail bed
  • loss of the normal Lovibond angle at the base of the nail (Schamroth's window is lost)
  • increased convexity of the nail
  • widening or 'drumsticking' of the fingertip
  • Pathology

    The underlying pathogenesis of finger clubbing is unknown.


    Finger clubbing is associated with a long list of chronic cardiopulmonary and GI diseases including :

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