%0 Journal Article %A D Sinniah %A A Omar %T Quantitation of digital clubbing by shadowgram technique. %D 1979 %R 10.1136/adc.54.2.145 %J Archives of Disease in Childhood %P 145-146 %V 54 %N 2 %X Finger clubbing was quantified from the magnified silhouette of the right index finger in controls and patients with clubbing, using a simple shadowgram technique. There was good correlation between clinical assessment and measurement of both the profile angle and the hyponychial angle. The hyponychial angle appeared to be a more accurate indicator of clubbing than the profile angle. %U https://adc.bmj.com/content/archdischild/54/2/145.full.pdf