Microbiology
Systemic Bacteriology (Haemophilus, Yersinia, Spirochaetes, Ricketssia, Chlamydia, Mycoplasma and Miscellaneous Bacteria)
19889538
In a syphilis patient, site which does not help in isolation of organism:-
High-Yield Explanation
T. pallidum is very difficult to demonstrate in Gumma (Teiary syphilis). Infectivity of a patient to the sexual paner is maximum during primary, secondary and early latent stage. During these stages spirochetes are abundant in the lesions.