True statement about female genital tuberculosis :
Modes of spread: hematogeneous,lymphatic,ascending Diagnostic uterine curettage done during the week preceding menstruation. Histology detects TB in 10% cases only following chemotherapy pregnancy is rare(5-10%) ,and if occurs ectopic is more D.C.DUTTA'S TEXTBOOK OF GYNAECOLOGY,Pg no:143,6th edition