Enter how dark the test line looks next to the control, add your date or DPO, and we will plot your line progression. You will see how the line changed and, with enough comparable tests, a projected day it may match the control. Pregnancy Test Line Progression Checker +Add another test −Remove last Advanced options … Read more
Enter one beta-hCG result to estimate the pregnancy week range it most closely matches and compare it with typical hCG ranges by week. A single hCG value cannot date a pregnancy precisely, so ultrasound dating is more reliable. Beta-hCG level mIU/mL Enter a single lab value. If your lab reports IU/L, the number is the … Read more
Use this calculator to estimate hCG doubling time from two or more blood draws when you are expecting twins or triplets. hCG trends cannot confirm multiples or diagnose viability; ultrasound and clinician guidance are still needed. Twins Triplets hCG Draw 1 Date and time hCG (IU/L) hCG Draw 2 Date and time hCG (IU/L) Enter … Read more
Check whether your AMH level is typical for your age. Enter your AMH (ng/mL) and age (24 to 50 years) to see if your result falls within the age specific reference band (mean ±1 SD) and where you land on the chart. AMH reflects ovarian reserve. It is not a direct test of overall fertility. … Read more
Wondering how many days after your period you can get pregnant? Use the calendar below to see your fertile window by day based on your cycle length and period dates. Did we solve your problem today? 👍Yes 👎No ✕ Sorry to hear! What went wrong? Not relevant, didn’t meet my needs Hard to use / … Read more
Key points Conception means fertilisation near ovulation, not the day you had intercourse. The fertile window usually spans about six days and ends on ovulation day. Sperm can survive in the reproductive tract for up to about five days in the right cervical mucus, so intercourse before ovulation can still lead to conception later. Implantation … Read more
Select a vessel, gestational age and Doppler measure to see a published reference range and compare your value. Umbilical-artery PI and RI also show an estimated percentile within the supported age range. Vessel Umbilical artery Middle cerebral artery Choose the vessel, then pick a Doppler measure below. Measure Pulsatility index (PI)Resistance index (RI)Peak systolic velocity … Read more
Enter two values (EFW g, AC mm, or FL mm) to see the percent size difference between twins and a plain-language band. Measurement type EFW (g) AC (mm) FL (mm) Discordance uses the same formula for all three: (larger − smaller) ÷ larger. Twin A Twin B Calculate Clear Copy summary Discordance — — — … Read more
Enter GA, LMP, or EDD to see personalized date windows for NT, NIPT, the anatomy scan, gestational diabetes screening, and Tdap. Reference date (today or visit date) We calculate your schedule relative to this date. How do you want to enter progress? By GA (w+d) By LMP date By EDD date Weeks Days (0–6) LMP … Read more
Use your ultrasound’s estimated fetal weight (EFW) and gestational age to see the percentile and a typical range using the published Hadlock 1991 fetal-growth standard. Gestational age (weeks + days) Supported range: 14–40 weeks. Estimated fetal weight (EFW) in grams From your ultrasound report. Lookup percentile — — — Percentile uses the Hadlock 1991 fetal-growth … Read more