Lovibond's angle

Lovibond's angle

sagittal-plane angle subtended between dorsal aspect of proximal nail plate and dorsal skin of terminal phalanx; normally ∼160°, but >180° in digital clubbing (see clubbing of the digits)
References in periodicals archive ?
INTRODUCTION: A 54 years old man, a chronic smoker, for more than 20 years, presented with symmetrical bulbar swelling of terminal segments of all digits of one year duration [Figures 1 and 2], with loss of Lovibond's angle and obliteration of Schamroth's window.