Primary complex of TB is known as:: (A) Ranke's complex, (B) Ghon's complex, (C) Assman focus, (D) Simon's focus
Answer is B. Ans. B. Ghon's complexPrimary focus - Ghon's focus + lymph nodes - Ghon's primary complex + calcification - Ranke's complex. Reactivation secondary TB - Simon's focus + calcification - Assman's focus