—The child was born after normal labor June 4, 1902. Parents healthy. No enlargement of cranium was noticed till third day, when a marked enlargement was found (goose-egg size), in the right parieto-occipital region. The base was broad (3 in.) and circular. The tumor was non-reducible.
—After the part was shaved, I applied pressure over the whole area by means of collodion and threads of absorbent cotton. The dressing was extended well over the side of the tumor so as to have a firm hold. The contraction of the collodion exerted a constant pressure which could not be displaced as the ordinary bandage could. The tumor was redressed every day, dissolving the collodion over small area, by applying sulphuric ether, and reapplying dressing immediately, continuing the process till the whole area was redressed.The recently applied collodion contracting, the encephalocele was reduced to half original size in ten days. At this