... secretion increases in the midterm of menstrual cycle period, this can help trigger ovulation in 24-48 hours after LH surge ... the first day of your menstrual cycle, we will get a time that you can start your detection. Specimen Collection: Use disposable container ... HCV, HBVs,Syphilis,PSA,AFP,Pregnancy, Ovalation(LH),Cardiac Troponin I, TB, Malaria, H.pylori,Saliva alcohol test,urinalysis test. DIAGNOS ...