Even though in recent years various authors,1 some on the basis of one or two cases, and some2 with more extensive experience, have called attention to the fact that infants ill with pulmonary tuberculosis can and do recover, the opinion still prevails generally3 that a hopeless prognosis is in order with tuberculosis once it involves the lungs themselves. This really is not so surprising, when one recalls that not so long ago a positive tuberculin test in an infant was considered to be a dependable sign of a fatal outcome.
The question as to whether these reported recoveries really were cases of pulmonary tuberculosis recently has been made more difficult to answer, principally as the result of the writings of Eliasberg and Neuland,4 who describe the appearance and the subsequent disappearance, usually within from six to twelve months, of extensive infiltrations in one or more lobes
GERSTENBERGER HJ, BURHANS CW. TREATMENT OF EXTENSIVE PULMONARY TUBERCULOSIS WITH ULTRAVIOLET RAYS. Am J Dis Child. 1927;33(1):54-73. doi:10.1001/archpedi.1927.04130130061004