CASE CV. WILLIAM GANDER, æt. 22, servant. Admitted on 15th day of fever; no account to be obtained of previous symptoms; some pain of head; much giddiness; mind confused; delirium; expression of eyes wild; face flushed; abdomen tender; tongue foul at root, moist, very red at apex; bowels purged; pulse 99, of good power. 16th. No sleep; violent noisy delirium; eyebrows contracted; face flushed; six stools; pulse 100. 19th. Intensity of cerebral symptoms progressively increasing; constant violent delirium; muscular tremor; subsultus; tongue cannot be protruded; pulse 112. Died next day. _Head._ Membranes vascular; substance of brain natural; four ounces of serum in the lateral ventricles. _Thorax._ Mucous membrane of trachea and bronchi highly vascular; other viscera healthy. _Abdomen._ Glands of the mucous membrane of the intestines in general enlarged, many of them inflamed; some of them in a state of commencing ulceration, others completely ulcerated, so that the ilium and lower part of colon were full of ulcers, which varied in size, from that of a split pea to a crown piece; mesenteric glands much enlarged and dark; spleen very soft; other viscera healthy. CASE CVI. GEORGE BURY, æt. 9. Admitted on the 11th day of fever: complaint commenced with nausea, pain of abdomen and severe head-ache; the latter continues; abdomen, especially epigastrium, tender; tongue red; much thirst; bowels constipated; pulse 116. 14th. Pain of head gone; countenance extremely pallid; no sleep; great restlessness; delirium; abdomen still tender; tongue red and dry; eight stools, dark and offensive; pulse 130. Died next day. _Head._ Membranes vascular; substance of brain highly vascular; pituitary gland in a state of suppuration; cerebellum vascular; effusion between dura mater and arachnoid; one ounce of serum in ventricles, two at base; pia mater covering the spinal cord highly vascular; substance of cord natural. _Thorax._ Mucous membrane of bronchi slightly vascular; tubes contained some mucus, mixed with pus; [left pleuræ slightly vascular; lower lobe of left lung hepatized; right pleuræ healthy; lower lobe of right lung also hepatized, and contained several hard tubercles;] other viscera healthy. _Abdomen._ Mucous membrane of lower end of ilium and entire cæcum thickly studded with ragged ulcers, raised and very foul, with indurated margins and irregular surfaces; longest diameter of ulcers in direction of longitudinal fibres of muscular coats; mesenteric glands very large, many of them being the size of almonds; other viscera healthy. CASE CVII.