RT Journal A1 VOLLMER H T1 CHronic emphysematous cavity of the lung JF American Journal of Diseases of Children JO American Journal of Diseases of Children YR 1949 FD November 1 VO 78 IS 5 SP 755 OP 758 DO 10.1001/archpedi.1949.02030050772013 UL http://dx.doi.org/10.1001/archpedi.1949.02030050772013 AB THIS IS a twenty-one year follow-up report on what appears to be an emphysematous cavity first observed1 in the right lung of a 6 year old girl.REPORT OF A CASE  In November 1926, at the age of 5½ years, this child had fever, the temperature being between 38 and 39 C. (100.4 and 102.2 F.) for twelve days, and a nonproductive cough. Thereafter, her temperature remained normal. However, she made a slow recovery, continued to cough and appeared chronically ill. A roentgenogram of the chest in March 1927 showed a dense, round infiltration in the right hilar region. Since a cutaneous tuberculin test gave a "slightly positive" reaction after twenty-four hours, the family physician diagnosed the condition as primary tuberculosis.When I saw the child first, forty-eight hours after the cutaneous tuberculin test had been done, the skin reaction was negative. A second Pirquet test and a Mantoux