Fig. 1. The cicatrix, or remains of a ravus which had been vaccinated. It was situated on the forehead of a child. Fig. 2. An arterial ravus on the left eyebrow of a boy about 2 1/2 years of age.
Lettering continues: The furrow across its centre was caused by a blow. This ravus was first noticed by the mother of the child when he was a month old: it was then a small red spot which gradually became larger & has increased considerably of late. The mother declares that no mark existed on the brow previous to the above mentioned period. The ravus has been injected once (without effect) with a saturate solution of alium. The operation is shortly to be repeated. 1829.
