Microbiology Bacteriology b188db5d Necrotizing granulomatous inguinal lymphadenopathy is caused by A Syphilis B Granuloma inguinale C Sarcoidosis D Tuberculosis High-Yield Explanation Primary syphilis - the regional lymph nodes are swollen, discrete, non-tender and rubbery. Ref: Baveja textbook of microbiology; 4th edition.