On the Relation of the Vomiting of Pregnancy and the Quantity of the Liquor Amnii

able to retain food of any sort for more than half an hour. This state of things, only slightly relieved by medical treatment, continued up to the time of her confinement. On making an examination, the os was found very slightly dilated, the head presenting, but no trace of the usual bag of liquor amnii. On asking the nurse when the waters had come away, she asserted there had been no discharge at all. Certainly there was no sign of water or other loss on the bedclothes. The first stage of labour continued eighteen hours. In two hours from the time the os uteri commenced to relax, the patient was delivered of a healthy, fully-developed child, without the loss of more than an ounce of fluid, which appeared more like mucilage than liquor amnii. The inference drawn from this case is, that the distressing symptoms during pregnancy were caused by the almost total absence of liquor amnii allowing the foetus to come into direct contact (during movement) with hypogastric and other ganglia of the sympathetic nerve situated in the neighbourhood of the