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Recurrent Miscarriage: Understanding the Causes, Evaluation and Path Towards a Healthy Pregnancy By Dr. Arindam Rath Fertility Physician MBBS, MS – Obstetrics & Gynaecology | IVF Consultant | Fellowship in Assisted Reproduction (Israel)

24 Sep 2026 Doctor’s Advice
Recurrent Miscarriage: Understanding the Causes, Evaluation and Path Towards a Healthy Pregnancy  By Dr. Arindam Rath Fertility Physician MBBS, MS – Obstetrics & Gynaecology | IVF Consultant | Fellowship in Assisted Reproduction (Israel)

For many couples, pregnancy begins with excitement, hope and dreams about the future. When that pregnancy ends in miscarriage, the emotional pain can be profound. When miscarriage happens repeatedly, the experience can bring fear, uncertainty and many unanswered questions.

One of the most difficult questions couples often ask is: “Why does this keep happening?”

Recurrent miscarriage is a medical condition that deserves careful evaluation, compassionate communication and evidence-based care. It is important for couples to understand that miscarriage is usually not caused by something the mother did or failed to do. In many cases, the underlying cause may be genetic or may remain unexplained even after appropriate investigations.

With appropriate evaluation and individualized care, many couples with recurrent pregnancy loss can go on to have a successful pregnancy. Current guidance also emphasizes emotional and psychological support as an important part of care.

What Is Recurrent Miscarriage?

Recurrent pregnancy loss, often called recurrent miscarriage, generally refers to the spontaneous loss of two or more pregnancies. The American Society for Reproductive Medicine (ASRM) updated its guidance in 2026 and defines recurrent pregnancy loss as the spontaneous loss of two or more pregnancies, excluding confirmed molar or ectopic pregnancies.

This means that couples do not necessarily have to wait for three miscarriages before discussing the possibility of an evaluation with a fertility specialist.

Every patient's history is different. The timing of the losses, previous pregnancy outcomes, age, medical conditions, family history and other factors can all influence the evaluation.

Why Does Recurrent Miscarriage Happen?

There is rarely one universal explanation.

One important cause of early miscarriage is chromosomal abnormality in the developing embryo. ASRM notes that approximately 50–60% of first-trimester miscarriages are associated with embryonic aneuploidy, and the likelihood is strongly associated with maternal age.

Other possible factors may include:

  • Chromosomal or genetic factors
  • Abnormalities of the uterus or uterine cavity
  • Antiphospholipid syndrome
  • Thyroid disorders
  • Poorly controlled diabetes
  • Certain hormonal or metabolic conditions
  • Selected male reproductive factors
  • Other medical conditions
  • Lifestyle and environmental factors

However, not every case has an identifiable cause. This can be particularly frustrating for couples who desperately want an explanation.

Importantly, an absence of an identifiable cause does not mean that nothing can be done. Care can still focus on optimizing health, assessing appropriate risk factors and supporting the couple through a future pregnancy.

Genetic Factors and Miscarriage

Genetic factors are an important part of recurrent miscarriage evaluation.

When feasible, chromosome analysis of pregnancy-loss tissue may provide information about why a miscarriage occurred. Current ASRM guidance recommends offering genetic evaluation of miscarriage tissue in recurrent pregnancy loss, using modern array-based chromosome testing where appropriate.

In some situations, genetic evaluation of both partners may also be considered, particularly when pregnancy-loss testing identifies certain chromosomal rearrangements or when pregnancy-loss tissue cannot be tested.

Genetic counselling can help couples understand what test results actually mean rather than becoming overwhelmed by medical terminology.

Evaluating the Uterus

The structure of the uterus can also play a role in pregnancy loss.

A fertility specialist may recommend an assessment of the uterine cavity to look for conditions such as a uterine septum, polyps, certain fibroids or intrauterine adhesions.

Depending on the individual case, evaluation may involve imaging procedures such as hysterosalpingography, saline sonography or hysteroscopy. ASRM recommends uterine-cavity evaluation as part of the assessment of recurrent pregnancy loss.

The purpose of investigation is not to order every available test. It is to identify investigations that are medically appropriate for that particular patient.

Medical Conditions That May Need Attention

Certain health conditions may need to be assessed before another pregnancy.

For example, thyroid dysfunction and poorly controlled diabetes can affect pregnancy outcomes. Current ASRM guidance recommends evaluation for thyroid dysfunction and assessment of HbA1c when diabetes risk factors are present.

Another important condition is antiphospholipid syndrome (APS), an autoimmune condition associated with pregnancy complications. Testing is recommended when the clinical circumstances meet appropriate criteria rather than automatically performing every possible blood test.

This highlights an important principle of modern fertility care:

More tests do not automatically mean better care. The right tests for the right patient are what matter.

Treatment Depends on the Cause

There is no single medicine that treats every case of recurrent miscarriage.

Treatment should be based on the findings of the evaluation.

For example, individuals with antiphospholipid syndrome may receive specific treatment under medical supervision. Thyroid disease and uncontrolled diabetes should be appropriately managed. Structural abnormalities of the uterine cavity may sometimes be treated when clinically appropriate. Genetic findings may lead to genetic counselling and discussion of reproductive options.

Some treatments frequently promoted online have not been shown to benefit people with unexplained recurrent pregnancy loss. Current ASRM guidance does not recommend routine immune testing or several empiric immune-based treatments, and routine treatment for inherited thrombophilia is not recommended for recurrent pregnancy loss.

This is why couples should be cautious about treatments promoted as a universal “cure” for miscarriage.

The Importance of Pre-Pregnancy Care

Preparing for pregnancy after recurrent miscarriage can be emotionally difficult.

A preconception consultation gives couples an opportunity to review previous pregnancies, medical conditions, medications, lifestyle factors and appropriate investigations before trying again.

Healthy lifestyle measures can also be discussed. Current guidance emphasizes preconception health optimization, folic acid support, avoidance of tobacco exposure and appropriate management of medical conditions.

The objective is not to place responsibility or blame on the woman. Instead, it is about creating the healthiest possible starting point for the next pregnancy.

The Emotional Side of Recurrent Miscarriage

Medical tests are only one part of recurrent miscarriage care.

A pregnancy loss can affect both partners emotionally. Repeated loss may create anxiety during a subsequent pregnancy, even when medical findings are reassuring.

ASRM specifically identifies psychological support as an essential component of care for couples experiencing recurrent pregnancy loss.

Patients should feel comfortable discussing fear, grief and anxiety with their healthcare team.

Sometimes the most helpful thing a doctor can provide is not another test, but a clear explanation, a realistic plan and the reassurance that the couple does not have to face the journey alone.

Recurrent Miscarriage Treatment in Kolkata

For couples searching for recurrent miscarriage treatment in Kolkata, recurrent pregnancy loss specialist in Kolkata, fertility doctor in Kolkata, or fertility specialist near me, choosing an experienced fertility physician can help ensure that evaluation is individualized.

At Healthy Life Healthcare, Kolkata, fertility care focuses on understanding the individual and the couple—not simply treating a laboratory result.

Dr. Arindam Rath, Fertility Physician, MBBS, MS – Obstetrics & Gynaecology, IVF Consultant, with a Fellowship in Assisted Reproduction from Israel, provides fertility-focused medical consultation for couples facing reproductive challenges.

The purpose of specialist evaluation is to understand the history, identify potentially treatable factors and develop an appropriate plan for the next stage.

Hope After Recurrent Miscarriage

A history of recurrent miscarriage can make the future feel uncertain, but it does not mean that a successful pregnancy is impossible.

ASRM notes that approximately 50–80% of patients with recurrent pregnancy loss may achieve a successful subsequent pregnancy without a specific intervention, depending on the individual circumstances.

Every couple deserves an individualized assessment rather than a one-size-fits-all answer.

If you have experienced repeated pregnancy loss, you do not have to carry the questions alone. Seeking timely advice from a fertility specialist can help transform uncertainty into a structured plan for evaluation and care.

A Message from Dr. Arindam Rath

“Every pregnancy loss carries an emotional story. Our responsibility is not only to investigate the medical reasons behind recurrent miscarriage, but also to listen, explain and support couples through the journey towards parenthood.”

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