[The structural and functional status of the immune system in pre-school children infected with Mycobacterium tuberculosis].
Sixty children infected with Mycobacterium tuberculosis (MBT), aged 3 to 5 years were followed up in the period before specific chemotherapy. The studies established structural and functional changed in the immune system in young MBT-infected children. Moreover, the disorders found in immune homeostasis were of combined nature. This circumstance should be taken into account in elaborating immune rehabilitative programs for this group of patients.