The effect of the injection during the first eight or ten days is to render suppuration more abundant and whiter.

At the end of a week sufficient horn was removed to ascertain the cause of the constant suppuration.

These are driven into the flesh, and nature in trying to get rid of them will get up such excessive suppuration that he must die of exhaustion.

Even when an opening has already occurred on the coronet, the same condition of sub-horny suppuration may be met with in cases when the opening of the fistula has by some means or other become occluded.

It may so happen, however, that we first see the case when the symptoms are wholly those arising from a painful suppuration within the horny box.

Even when an opening has already occurred on the coronet, the same condition of sub-horny suppuration may be met with in cases when the opening of the fistula has by some means or other become occluded.

a, Cavity in the horn of the wall; b, enlargement of the coronet and the horn of the wall following subcoronary suppuration; c, cavity in the wall following purulent inflammation of the sensitive laminæ; d, hollow in the horn of the sole consequent upon suppuration of the sensitive sole.] (c) Necrosis of the Extensor Pedis.