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The evolution of tuberculosis is always directed by the general biological phenomenon of tuberculous allergy. 2. Streptomycin, para-aminosalicylic acid, and isonicotinic acid hydrazide have a definite influence on the evolution of the disease. 3. Sound arthrodesis still is indispensable to a complete cure in the majority of patients. 4. The pulmonary problem should be always carefully investigated in every case of skeletal tuberculosis. 5. Early arthrodesis is the best and the safest treatment for paraplegia. 6. Tuberculosis still is a social problem.
Oswaldo Pinheiro Campos (1955) studied this question.