All of the following statements about Miliary Tuberculosis are true Except -
Ans. is 'd' i.e., Montoux is always positive o Montoux test is not always positive in cases of miliary tuberculosis.o It may be regative /non reactive as result of energy.Miliary Tuberculosis may occur foil only primary infection and secondary reactivationo Miliary tuberculosis is due to hematogenous dissemination of tubercle bacilli.y Classically miliary tuberculosis develops following hematogenous disseminaton at the time of primary infection.In adults miliary tuberculosis may be due to reactivation of old disseminated foci (secondary- reactivation).o Sputum microscopy is usually negative (Harrisons 17th/1013)Sputum smear microsocopy is negative in 80% of cases.o Montoux test is negative in 20-30% of patients with miliary tuberculosisThe Tuberculn skin test (montoux) be non reactive due to anergy-;Tubercular anergy' is common in miliry tuberculosis and a negative skin test should not be a deterrant to the consideration of this diagnosis.Upto 30% of children have a negative tuberculin skin test.o Liver, kidney and spleen are common sites of involvement alone with other sitesAlmost every' organ in the body may be involved. Miliary tuberculosis is most prominent in liver, spleen, kidney and other organs including bone marrow, adrenals, meninges, fallopian tubes and epididymis.
May occur following primar in fection
May occur follwoing secondary reactivation
Sputum microscopy is usually negative
Montoux is always positive
Bacteriology