_Thorax._ Mucous membrane of bronchi inflamed; bronchial tubes full of mucus, mixed with pus; [pleuræ adherent; patches of left lung hepatized.] _Abdomen._ Liver and spleen extremely softened, breaking down under the fingers into a mass like coagulated blood. _Head._ Membranes and substance of brain pretty healthy. CASE LIV. SARAH PEACH, æt. 23, married, admitted on the 17th day of fever. Thoracic symptoms came on with the very commencement of the disease: at present there is no pain of the chest, but much cough; respiration short and hurried; colour of the face quite dusky; some pain of head; mind confused; pulse 100; abdomen not tender; tongue of beefsteak character; bowels regular. 18th. Cough and hurried respiration continue; dusky colour of face has become livid; delirium; low muttering talkativeness; pulse 116; teeth sordid; stools in bed. 19th. Severity of bronchial symptoms much increased; respiration panting; colour of skin in general, but especially of face, livid; deglutition difficult; pulse 124, weak. Died following morning. _Thorax._ Mucous membrane of bronchi inflamed; bronchial tubes filled with mucus, mixed with pus; mucous membrane of trachea vascular; [both lungs studded with miliary tubercles.] _Head._ Dura mater and arachnoid highly vascular; theca of spinal cord highly vascular; substance of brain vascular. _Abdomen._ [Spleen contained a small mass of cheesy tubercles near its surface;] patches of mucous membrane of small intestines inflamed, but without ulceration. CASE LV. ISABELLA LORA, æt. 12. Admitted on the 3rd day of scarlet fever; throat sore; deglutition painful; slight cough; skin covered with copper-coloured eruption; tongue loaded in middle with white fur; red around edges and at tip; some pain of head; pulse 120. 4th. Much improved; less pain of throat and head; pulse 96. 14th. Convalescent and gradually gaining strength up to this day; early this morning seized suddenly with rigors attended with vomiting: abdomen tender; three stools; pulse scarcely to be felt; mind distinct. 15th. Left parotid painful, hard and swollen; throat again inflamed; pulse 124. 16th. Early this morning seized with symptoms of severe laryngitis, for which leeches have been applied with partial relief; tonsils and uvula much swollen; respiration exceedingly laborious; pulse 140, sharp. Died same day. _Thorax._ Tonsils much enlarged; mucous follicles full of purulent fluid mixed with blood; some of them exceedingly enlarged, and communicating so as to form cavities; membrane covering the upper part of larynx highly vascular and much thickened, especially that about the epiglottis and the arytænoid cartilages; mucous membrane below the rima glottidis healthy; both the parotids, the sublingual, and the maxillary glands enlarged. _Abdomen._ Peritoneal coat of the intestines inflamed and thickened. _Head._ Membranes and substance of brain tolerably healthy.