An Unusual Form of Tuberculosis

History and course of illness.?Venkanna, a Hindu male, aged 36 years, was admitted to the Government Mental Hospital, Madras, on 5th July, 1929, with mental symptoms. In June 1931 he had pain in the joints more marked in the right knee, which disappeared under treatment. From February 1932 he had dysenteric attacks which were relieved by emetine, but he continued until his death in September to have an irregular rise of temperature ranging from 99? to 102?F. Physical examination showed an ill-nourished man with a barrel-shaped chest. Over the left base, the percussion note was hyper-resonant with diminished resistance. Breath sounds were audible without adventitious sounds. Expectoration was moderate in amount and mucoid in character. The spleen was slightly enlarged. Blood culture gave a negative result. The Wassermann reaction of his blood was negative. Leucocytes numbered 8,000 with a relative increase of polymorphonuclears. The stools did not contain Entamoeba histolytica at any time during his stay in the hospital. Roentgen examination of the chest was interpreted