<prompt> Which of the following is best for diagnosing genital TB?PCRMontouxLJ mediumZN staining  <response>: Ans. c LJ mediumRef: Harrison 19th ed. 1110 Harrison states: In genitourinary TB - culture of 3 morning urinary specimen yields a definitive diagnosis in 90 cases. LJ medium is most common solid medium used for culture. Prevalence of GU TB 10-15 MC co- Urinary frequency, dysuria, nocturia, hematuria, and flank or abdominal pain. Diagnosis- Culture of three morning urine specimens- definitive diagnosis in nearly 90 patient. Other test- IV pyelography, abdominal CT, MRI-may show deformities and obstructions Suggestive findings- calcifications and ureteral strictures- Complication- Female- affects the fallopian tubes and the endometrium and may cause infertility, pelvic pain, and menstrual abnormalities. Diagnosis requires biopsy or culture of specimens obtained by dilation and curettage. Male- affects the epididymis, producing a slightly tender mass that may drain externally through a fistulous tract; orchitis and prostatitis may also develop. Rx: Genitourinary TB responds well to chemotherapy. 