Childbirth & delivery

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Ready to Deliver and Morbidly Obese: One of My Most Challenging Cases

Wednesday, June 23rd, 2010

A recent article in The New York Times talked about how the obesity epidemic is affecting pregnant women and their babies:

About one in five women are obese when they become pregnant, meaning they have a body mass index of at least 30, as would a 5-foot-5 woman weighing 180 pounds, according to researchers with the federal Centers for Disease Control and Prevention. And medical evidence suggests that obesity might be contributing to record-high rates of Caesarean sections and leading to more birth defects and deaths for mothers and babies.

New York City’s health department reported last Friday that half of the 161 women who died because of a problem with their pregnancy between 2001 and 2005 were obese. Black women were hit hardest, with a mortality rate seven times that of white women. While deaths are extremely rare in pregnancy, the city’s rate of 23.1 per every 100,000 births is twice the national average.

My new book, SOMETHING TO PROVE, is a personal memoir first, but because I’m a maternal-fetal medicine specialist and a surgeon, it also details a number of gripping moments in the operating room.

One of my most challenging cases involved a pregnant patient transferred to my care. When I walked into my new patient’s hospital room, I discovered she weighed more than 500 pounds and her baby was showing signs of distress on the fetal monitor.  The patient needed to be delivered. Let me give you a sense of the challenge with a brief excerpt:

…Many surgeons would begin their cut above her navel in an attempt to avoid that enormous layer of fat, while trying to find the uterus to get the baby out. …The area above the pubis, even in a morbidly obese woman, is usually flat and firm. Instead of a vertical incision from the navel down, I’d lift up the apron of fat and do a horizontal incision just above the pubis. That would allow me to get into the uterus and get the baby out. …We taped her massive belly to her chest, swabbed her with an antiseptic solution, and I went in. I was able to perform the cesarean quickly, without incident or excessive bleeding, and delivered the baby in only a few minutes.

The surgeon who handled the case recounted in The New York Times decided to cut through all the mother’s layers of fat, rather than using my technique of retracting and taping the massive layers of fat, which a colleague dubbed the “Thornton suspenders.” While there might have been excellent reasons for the physician’s decision, I hope more obstetricians learn to use the “Thornton suspenders” for such difficult deliveries in obese moms. Because, as the Times article explains:

… where every minute counted, it took four or five minutes, rather than the usual one or two, to pull out a 1-pound 11-ounce baby boy.

- Yvonne S. Thornton, MD, MPH

Why is the Maternal Mortality Rate in the U.S. So High?

Thursday, May 27th, 2010

In the richest nation on earth, with an advanced health care system, and the technology available to monitor and treat mothers and their babies, you’d expect the United States to have among the lowest rates of maternal mortality. So it’s distressing to learn that, although it’s still relatively rare for mothers to die as a result of pregnancy and childbirth, it happens here more often than it should. The U.S. is ranked 41st in maternal deaths among 171 nations analyzed by U.N. experts. That’s a worse record than virtually any other developed country — even worse than a good number of under-developed countries. What’s even more distressing: the death rate is rising.

The question is why? Why is pregnancy so risky in such a rich nation?

Often, the reason is a pre-existing disorder that complicates pregnancy, such as obesity, high blood pressure, or diabetes. The lack of access to good quality care among the uninsured also puts women at risk, leaving them without diagnosis and treatment for conditions that can cause problems until the condition gives rise to a full-blown emergency.

But there’s one contributor to maternal death that might surprise you. Our wealth, itself, could be contributing to the risk, because it encourages the prevalence of Cesarean-on-demand.

According to the CDC, in 2007, 31.8 percent of births were by Cesarean section. The rates of births by C-section have risen every year for at least eleven years.

While C-sections can be, and often are, life-saving, it’s difficult to justify that high a rate. The World Health Organization estimates that the U.S. rate is twice what would be medically necessary.

Cesarean births are now treated as routine, but major surgery is never routine. Major surgery comes with the risk of complications, including hemorrhage. And the C-section, as common as it has become, is still major surgery.

Childbirth is usually very safe, but it could be safer. Giving all women access to pre-natal care and preventive medicine is an important start. But it’s also important to remember that a woman’s body was designed to deliver babies the old-fashioned way. And choosing unnecessary surgery instead could be inviting trouble.

- Yvonne S. Thornton, MD, MPH

When New Moms – or New Dads – Get the Pregnancy Blues

Friday, May 21st, 2010

Most women are familiar with the term post-partum depression.  Start with all the stresses of adding a new member to the family – not just the financial burden, but the schedule upheaval, the sleep deprivation, and the demands of a tiny person who can only make his or her needs known by wailing. Add the wild surge of hormones flooding a woman’s body, and is it any wonder that she might not be the picture of serenity and assurance? Estimates vary on the prevalence but as many as 25 percent of new moms may experience some level of depression either before or after delivery.

That’s bad enough, but now a study suggests that new fathers, just like new mothers, can find themselves overwhelmed when baby makes three (or more).

“The study, published in the Journal of the American Medical Assn., found that 10.4% of men experienced serious depression at some point between his partner’s first trimester and one year after childbirth, more than double the depression rate for men in general. American men were more likely to experience prenatal or postpartum depression compared with men in other countries, 14.1% in the U.S. compared with 8.2% internationally.”

What can you do when the guy you depend upon to keep you sane is going through his own blue period?

Your most important step –the one you should take if either you or your partner starts to feel sadness, agitation or hopelessness – is to talk to your doctor. Don’t try to tough it out. Reach out for help at the first signs that something isn’t quite right. It’s possible that all you need to get back to your cheery old selves is a good night’s sleep, but sometimes, you need more. The good news is that help is available. But first, you have to be aware of the signs of depression.

Post-partum depression can be debilitating if you let it go, so take steps immediately to get yourself and your new family back into the swing of enjoying things together again.

- Yvonne S. Thornton, MD, MPH

Babies I’ve delivered, all grown up

Friday, April 30th, 2010

Other doctors deal mostly with unhappy occasions, from a sniffle to serious illness, but obstetricians are there for the happiest times – the birth of a child – which is why I always say I have the best job ever.

I was reminded of just how wonderful my specialty has been to me by an e-mail from a patient transferred to my care 16 years ago, who eventually had to undergo a complicated cesarean delivery. As a maternal-fetal medicine specialist, I was called in by her obstetrician for difficult cases like hers.

She was carrying twins and had been in the hospital for a week. The night before the delivery, she’d had a very rough time. To help get through it, she’d watched “The Sound of Music” on TV.

The next day, in the delivery room, I delivered her babies by cesarean, fraternal twins, one boy, one girl. As I sent the babies off to the nursery, I noticed that her ovaries were very large and purple and asked if she’d been on fertility drugs. She hadn’t been but I called in two more specialists to consult and chatted with her as we reviewed the situation. Despite their enormous size and color, the ovaries did not pose a threat to her health and I decided to leave them where they were and just watch the situation.

We got to know each other better as I visited each day. When she mentioned the movie she’d seen the night before the delivery, I told her that it was one of my favorites and that I’d copied Maria’s wedding veil for my own wedding. After she and her babies went home, we stayed in touch and I sent her a copy of my first memoir, THE DITCHDIGGER’S DAUGHTERS.

Just last week, those twin babies turned 16 and my patient sent me some photographs of them looking all grown up.  It brightened up my day to see them, and to know that I had a hand in bringing them into the world. She also spoke of how she loved my book. So I can’t wait until my new memoir, SOMETHING TO PROVE, is published this fall. She’s going to be one of the first people I send a copy to.

- Yvonne S. Thornton, MD, MPH

How late can you wait to have a baby?

Tuesday, April 13th, 2010

Today, many women are delaying starting families, most likely due to career and  economic concerns. Pregnancy rates are down in all age groups except for those 40 to 44 years of age, says the CDC, where pregnancy rates are up by 4 percent.

With all those over-40 women having babies, does this mean you can wait indefinitely if you hope to get pregnant? Not really.  A woman’s peak of fertility is about 25 years of age.  After that, “it’s all downhill.”  The likelihood of becoming pregnant drops dramatically well before you reach menopause, which is what many women think of as the end of their fertile years. A great number of those after-40 pregnancies are the results of medical interventions such as in vitro fertilization and donor eggs from 25 year olds.  Unlike our male counterparts who keep producing new sperm every 74 days, women are given their complement of eggs way before they are even born and there are no more new eggs to be produced.   Therefore, at 36 years of age, a woman’s eggs are 36+ years old with all the attendant risks that accompany any aging process.  According to the March of Dimes:

“At age 25, a woman has about a 1-in-1,250 chance of having a baby with Down syndrome; at age 40, the risk increases to 1-in-100 chance; and at 45, the risk  of carrying a child with a chromosomal anomaly such as Down syndrome, continues to rise to 1-in-30 chance.”

The advent of artificial reproductive technologies virtually transforms a woman’s “biological clock” into a perpetual calendar, but not without risks.  In studies, babies born via in vitro fertilization have been shown to have a higher risk of birth defects.

If an older woman doesn’t mind having a baby who carries none of her DNA, she may opt for a donor egg from a younger woman, which is then fertilized by her husband and the embryo transferred into her uterus.  Many of the older celebrities have chosen this route for their family planning.

Medical interventions, while they seem miraculous when they work, aren’t guaranteed to be successful. Just as in getting pregnant the old-fashioned way, your chances of success drop the older you are.  In vitro fertilization will result in a live birth among women past 40 only 6 to 10 percent of the time versus a 30 to 35 percent success rate among women younger than 35.

Nature’s message is clear, and unfortunately, it doesn’t offer any leeway in difficult economic times or while you are working your way up the corporate ladder: if you want to start a family, you’re more likely to be successful if you begin well before you turn 40.

- Yvonne S. Thornton, MD, MPH

Pregnant or new mom and feeling depressed? Get help now.

Tuesday, March 9th, 2010

Pregnancy and childbirth alter the hormonal balance, which may explain why depression is so common at this stage of women’s lives. Up to 23 percent of pregnant women experience symptoms of depression and that figure rises to up to 25 percent among new mothers.

Many women decide to simply suffer through it without seeking help, but that could be a big mistake. According to the American College of Obstetricians and Gynecologists:

“… untreated maternal depression negatively affects an infant’s cognitive, neurologic, and motor skill development. A mother’s untreated depression can also negatively impact older children’s mental health and behavior.”

Everyone feels sad some of the time. It’s normal to have a bad day. But if your bad day stretches into weeks, for your own sake and the sake of your baby, you need to get help. If you don’t have a therapist, ask your ob-gyn for a referral if you experience feelings of hopelessness, sadness or despair. Don’t suffer needlessly. Help is available.

- Yvonne S. Thornton, MD, MPH

The controversy over male circumcision: facts and falsehoods

Monday, March 1st, 2010

For parents of baby boys, the question of whether to circumcise is likely to come up. You might make the decision to circumcise or not, depending on your religious, family, or cultural traditions. Or your decision might involve considerations about your newborn’s health. Hygiene is easier and urinary infections are less prevalent among boys and men who have been circumcised. Circumcised men are less prone to cancer of the penis. And there is some evidence that circumcised men are at slightly less risk of sexually transmitted diseases, including HIV/AIDS.

Still, you may not wish to have a surgical procedure that isn’t absolutely necessary performed on your baby.

Whatever you decide, that decision should be based on the facts and not the false controversies that have been swirling around the Internet.

Contrary to some inflammatory claims that have appeared on popular websites, there is no similarity whatsoever between male circumcision and the disfiguring procedure done on girls in some Third World countries that’s referred to as female circumcision. Male circumcision is a generally safe, simple procedure that removes only the foreskin of the penis. Female circumcision, by contrast, removes the entire clitoris and sometimes parts of the labia.

Female circumcision is a brutal, abusive act that has a negative lifelong effect on sexual function and pleasure in adulthood. Male circumcision has no effect on sexuality.

So don’t be swayed by false claims, even those made by experts. And, if you’re undecided, discuss the pros and cons of circumcision with your doctor.

- Yvonne S. Thornton, MD, MPH

Compared to white babies, twice as many African-American babies die in their first year of life

Monday, January 18th, 2010

As we celebrate the birthday of one of America’s greatest African-American leaders, Dr. Martin Luther King, and we take pride in the leadership of our first African-American president, Barack Obama, it’s easy to assume that racial disparities are a thing of the past.

But our infant mortality rates tell us that that’s not so.

According to the Centers for Disease Control (CDC), infant mortality among African-American babies is more than twice that of white babies. Among the other troubling statistics in the CDC report:

  • African Americans had 1.8 times the sudden infant death syndrome mortality rate as non-Hispanic whites, in 2005.
  • African American mothers were 2.5 times more likely than non-Hispanic white mothers to begin prenatal care in the 3rd trimester, or not receive prenatal care at all.
  • The infant mortality rate for African American mothers with over 13 years of education was almost three times that of Non-Hispanic White mothers in 2005.

America is still a country where people of color face discrimination at every turn, even if it’s less overt than it was in our past. Bias limits educational opportunities, employment opportunities, and it even limits the opportunity of pregnant women to get access to good healthcare.

If Dr. King could see us today, I know he’d be pleased at how far we’ve come. But if we haven’t provided our youngest and most vulnerable citizens equality in medical care, we still have a long way to go.

- Yvonne S. Thornton, MD, MPH

Leading Ob-Gyn Group Backs Findings of My Weight Gain in Pregnancy Study

Tuesday, January 12th, 2010

Last June, in the Journal of the National Medical Association, I published the results of clinical trials that showed that it was safe for obese pregnant women who followed a well-balanced diet to gain little or no weight. Prior to my study, the conventional wisdom was that all women, even obese ones, should gain 26 to 35 pounds. That guidance had come from the most august body of ob-gyns in the U.S., The American College of Obstetricians and Gynecologists (ACOG), whose recommendations were based upon what we knew in the 1980s. That was before we fully understood the dangers of obesity in pregnancy. Yet, the guidelines had never been updated.

Being obese during pregnancy greatly increases the risks of preeclampsia, diabetes, stillbirth, and blood clots, among other problems. Gaining more weight if you’re already obese makes complications more likely while limiting weight gain makes them less so.

But until my study was published, obstetricians lacked the evidence that limiting weight gain among pregnant women was safe. The ACOG’s guidance from the 1980s stated that, unless a woman, obese or not, gained at least 26 pounds, the baby in her womb would be at risk of dying.

Right before my study results were published, a government body recommended that obese women gain somewhat less weight: between 11 and 20 pounds. It was a start but still not enough. And most board certified obstetricians would wait for the ACOG to – you’ll excuse the pun – weigh in before they changed their practices.

I’m delighted to say that, in a commentary in the peer-reviewed journal Obstetrics & Gynecology, the ACOG has just come out in favor of limiting weight gain among obese pregnant women. My study, which was quoted in the commentary, appears to have been instrumental in effecting this turnaround.

Now that the ACOG is changing its recommendations, obstetricians are more likely to change how they manage their patients. Fewer women will be told that it’s fine to gain weight during pregnancy if you’re already obese. And that will mean healthier moms and healthier babies.

I’m proud to have played a role in helping to make this happen.

- Yvonne S. Thornton, MD, MPH

Labor & Delivery: Don’t try this at home

Monday, November 30th, 2009

Most women today have no idea how dangerous it once was for a woman to give birth. The maternal death rate today is about eight per 100,000 births.  When home births were in style, the maternal death rate was 83 per 100,000 births – 10 times the number of deaths.

Women today almost never die in childbirth because, when things go wrong during labor and delivery, medical professionals can step in and prevent emergencies from becoming tragedies.

Which is why I want to scream when I read nonsense like the following, from a website calling itself “Born Free.”


“Welcome to Bornfree! This site is based on the belief that childbirth is inherently safe and relatively painless provided we don’t live in poverty, and do not interfere either physically or psychologically. Drugs, machinery, and medical personnel are not only unnecessary in most cases, they are also no match for a woman’s own intellect and intuition.”

The site quoted above advocates for unassisted childbirth at home. No doctor. No midwife. And no professional help at the ready if something goes wrong.

Ordinarily, I wouldn’t get too exercised over an obscure website. But, it’s how I found this website that has me troubled. It was featured in an article on ABC News.com in the “Entertainment” section. The article mostly extolled the concept of women giving birth at home, with neither a midwife nor a doctor present, giving only the briefest nod to the caveats from an ob-gyn.

In the age of reality TV, maybe a piece about women risking their lives to experience “freebirth” makes good copy. Maybe, because it was in the Entertainment section, this quote from a mother who recently gave birth on her own didn’t raise any eyebrows: “…it is not risky if you do your homework.”

But ask an ob-gyn and you’ll get a much different albeit less entertaining quote.

Yes, so-called “freebirth” is risky. And no, you can’t mitigate the risk by doing “homework.” Approximately 40 percent of high-risk patients appear to be low-risk before labor and delivery. No amount of “homework” can prepare a woman for suddenly finding herself among those 40 percent. If she’s at home, without medical attention, she and her baby could be in serious danger.

Most certified nurse midwives are affiliated with hospitals today precisely because the unexpected can and does happen during childbirth and having medical and surgical teams within shouting distance can mean the difference between life and death. The birthing process is still the 11th leading cause of death in women between 15 and 44 years of age.

When I was in the military, we received a stat call about a home birth gone wrong. The woman lost all muscle tone in her uterus after the birth of her child. By the time the ambulance got her to Bethesda, she had bled to death.

So I’ve seen firsthand how “freebirth” can be a recipe for disaster.

- Yvonne S. Thornton, MD, MPH