Fertility Tests Your Doctor May Not Be Running (But Should Be)
If you've been told your labs are normal—but you're still not pregnant—this is where many women realize something important may have been missed.
Most standard fertility workups rule out the basics. But they don't always go far enough to explain why pregnancy hasn't happened.
This page will help you understand:
- what's typically tested
- what's often overlooked
- and how to advocate for deeper answers
What Does "Normal Fertility Testing" Actually Include?
Most women diagnosed with unexplained infertility have had:
- Basic hormone testing
- Ovulation confirmed
- Fallopian tubes checked
- Semen analysis completed
On paper, everything appears normal.
But this level of testing does not always identify deeper issues that can impact egg quality, implantation, inflammation, or immune response.
Unexplained Infertility Often Means "Unexplored"
"Unexplained infertility" doesn't mean there is no cause.
It often means:
- testing stopped too early
- results were interpreted too broadly
- or certain systems were never evaluated
For women over 35, this matters even more—because time and egg quality are more sensitive to underlying imbalances.
Fertility Tests That Are Often Missed
These are not always included in standard panels—but they can significantly impact fertility outcomes.
1. Thyroid + Ferritin
- Full thyroid panel (not just TSH)
- Ferritin (iron storage)
👉 Why it matters: thyroid function and iron levels directly affect ovulation, implantation, and energy regulation.
2. Inflammation Markers
- hs-CRP
- ANA panel
👉 Why it matters: chronic inflammation can interfere with implantation and hormone signaling.
3. Clotting & Autoimmune Factors
- Factor V Leiden
- Antiphospholipid antibodies (APS)
👉 Why it matters: these can impact implantation and early pregnancy stability.
4. Methylation & Genetic Markers
- MTHFR gene mutation
- Homocysteine
👉 Why it matters: affects how your body processes folate and supports early fetal development.
5. Hormone Precision Testing
- Day 21 progesterone
- Ultra-sensitive progesterone
- DHEA-S
👉 Why it matters: timing and levels matter more than a single "normal" result.
6. Immune & Viral Load Factors
- NK cells
- EBV
👉 Why it matters: immune activation can interfere with implantation.
Want the Full List (With Exact Labs to Ask For)?
Instead of trying to piece this together, I created a simple checklist you can bring to your next appointment.
What to Do With This Information
You don't need to request every test at once.
The goal is to:
- identify what hasn't been evaluated yet
- prioritize based on your history
- and move forward with a clearer plan
If you've already had multiple rounds of testing, this is often where things start to shift.
Need Help Deciding What Applies to You?
If you're not sure which of these tests are relevant for your situation, we can walk through it together.
Continue Exploring
Keep learning with these helpful resources from Erica.