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Dr. Marilynn Frederiksen

Maternal-Fetal Medicine
Chicago, IL
49 years experience female

About

Specialties
Doctors may have more than one area of specialty interest. Board certification in a specialty area means the doctor has completed formal training and has practice experience in that specialty, and has passed the certification examination from the corresponding accredited medical specialty board.

Maternal-Fetal Medicine

Doctor Q&A

440 Answers
40 Agrees
The number of answers this doctor has agreed with.
A 16-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Dry semen: Probably not. But since there are some unknowns about your activities, if your period is late, get a pregnancy test.
Created for people with ongoing healthcare needs but benefits everyone.
A 22-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Bleeding: Ovulation occurs about 14 days from the first day of your period. The actual timing is dependent upon cycle length. With 21 day cycles ovulation is on... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 18-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Misoprostol: Miistropol or misoprostol can induce abortion if taken during pregnancy. The effects of taking this drug depend upon the dose of the drug and the way ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 27-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Due Date: Your due date shouldn't be changed based upon an ultrasound at 28 weeks. Your baby is just measuring large for 28 weeks.
Created for people with ongoing healthcare needs but benefits everyone.
A 32-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Labor with twins: Well, you are getting closer to labor and delivery because you are 35 weeks pregnant. A term pregnancy even with twins is 40 weeks. Twins are most fre... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 20-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Irregular periods: Irregular periods means that ovulation does not occur regularly. To achieve a pregnancy you need to ovulate. Seeing a specialist may be your fastest w... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 28-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Vaginal sonogram: The vaginal probe may have irritated your cervix and caused the bleeding. Check with your doctor.
Created for people with ongoing healthcare needs but benefits everyone.
A 23-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Pregnancy tests: A pregnancy test may be positive before the first missed period, but not always. It may be the test's sensitivity or a delay in ovulation.
Created for people with ongoing healthcare needs but benefits everyone.
A 22-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Cleansing: Try soap and water. Baby wipes can help, too.
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Break through bleed: Sounds like you are having some break through bleeding. You should continue to take your birth control pills if you are on them.
Created for people with ongoing healthcare needs but benefits everyone.
A 27-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
TB test: A TB test is safe to have during pregnancy. It's important to know if you have tb, since you are bringing a new life into the world. You want to prote... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 50-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Hyperthyroidism: Having an over active thyroid increases your risks of pregnancy complications, for example pre-mature labor and pre-mature birth.You should speak with... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 33-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Bleeding: Not all women have implantation bleeding and not all women have cramps during pregnancy. Early pregnancy bleeding and pain occurring together warrant ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Contraction: Only one contraction? Doesn't sound like labor. Probably a braxton-hicks contraction. If contractions continue, call your doctor.
Created for people with ongoing healthcare needs but benefits everyone.
A 19-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Apo cephalex: This is a cephalosporin antibiotic. It is used regularly in pregnancy and is considered safe. Remember you are 28 weeks and the fetus is fully formed.... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 22-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
D & C: Generally it's a good idea to wait at least 2 weeks after a d & c to have intercourse. That allows the lining of the uterus to heal.
Created for people with ongoing healthcare needs but benefits everyone.
A 29-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Ovulation pain: Usually ovulation pain only occurs once in a menstrual cycle. The second episode may be something else entirely. Since painful episodes during the men... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Soap: Dove and dove lotion all both safe to use during pregnancy. In general soaps are safe to use during pregnancy.
Created for people with ongoing healthcare needs but benefits everyone.
A 19-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Pregnant?: You can miss a period without being pregnant. Wait a week and then repeat the home pregnancy test.
Created for people with ongoing healthcare needs but benefits everyone.
A 33-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Miscarriage: Most first trimester miscarriages are chromosomally abnormal. Women who miscarry repetitively need evaluation. Parents who carry a chromosomal rearran... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 50-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Diabetes ; pregnancy: Twice a day Insulin is a proven method used to keep the blood sugar more normal. Keeping blood sugar as normal as possible is best for both you and th... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Ovulation induction: Who is taking care of you? Which doctor are you seeing? Make a decision and follow that physician's directions.
Created for people with ongoing healthcare needs but benefits everyone.
A 22-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
PPROM: PPROM has been linked to inflammation/infection. Infection/inflammation is most commonly seen in membranes of pregnancies with earlier rupture of memb... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Cramps: Mild cramping can occur during the luteal phase of the menstrual cycle. Unlikely that you are pregnant, but try a home pregnancy test.
Created for people with ongoing healthcare needs but benefits everyone.
A 29-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Miscarriage: After a miscarriage bleeding is usually irregular, heavy at first and then gradually tapering off. Have you been back to your doctor for a post-op exa... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 19-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Veins on breasts: Breast changes can occur early. So, perform a pregnancy test to make sure.
Created for people with ongoing healthcare needs but benefits everyone.
A 18-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Conception: There are methods of ovulation induction. You should speak with your doctor. Be sure you are taking folic acid!
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Sushi: Sure you can eat sushi. Just stick to the pieces with cooked fish.
Created for people with ongoing healthcare needs but benefits everyone.
A 17-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Cervix: The cervix is closed by a biochemical process, not an anatomic process. A probe can be passed though the cervix when you are pregnant. The cervix is n... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 22-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Infertility: Infertility affects about 10 -15% of the population. Since you have undergone an IVF cycle, you should return to your doctor for better assessment of ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 35-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
High risk pregnancy: Risk factors for high risk pregnancy include chronic diseases, such as diabetes and high blood pressure; age, older age increases the risk; a prior pr... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 28-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Miscarriage: Usually after the first normal period your body's able to conceive again. However, you may not be ready so soon.
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Amniotic infection: An amniotic infection is an infection of the membranes which make up the bag of waters and surround the fetus. This kind of infection usually happens ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Hypertension: Gestational hypertension occurs in the third trimester of pregnancy. It is a blood pressure of 140/90 without any protein in the urine or any biochemi... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Congenital anomalies: Your background human risk of having a baby with a congenital anomaly is 2 - 3 %. Breaking down the causes of congenital anomalies finds that 90% have... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Cerebral Palsy: There are genetic disorders which cause symptoms similar to cerebral palsy. However, cerebral palsy is caused by death or damage of part of the brain.... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 40-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Cerebral palsy: Cerebral palsy is caused by damage or death of part of the brain. There are some experimental protocols used on newborns at risk for cerebral palsy wh... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Dietary helps: Well, vegetables rich in Folic Acid would be good, examples are spinach and leafy green lettuce. Although just taking a Folic Acid supplement is the b... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 35-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Loss: Your school may have some resources for grief counseling. Often social workers or psychologists work with small groups of students to help them deal w... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 35-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
MSAFP: The msafp is a screen for an open neural tube abnormality in the fetus. It identifies spina bifida, which can also cause hydrocephalus. It also is a s... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 45-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Risk: Risk of pregnancy loss with cvs and amniocentesis are equivalent. That's been shown by four different studies. In experienced hands the loss rate is s... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 43-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Eclampsia: Eclampsia may recur as pre-eclampsia in another pregnancy. Usually recurrence rates are estimated as about 15%. If you have high blood pressure outsid... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 33-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Pregnancy: A woman can try to get pregnant again after one normal menses. However, there is a grief process which takes time to reconcile. Every woman is differe... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 39-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Fetal development: Truth to say, we don't really know what effects the development of the corpus callosum in the fetus. We do know that about 10% of adults do not have a... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Parsley: Parsley is fine for expecting mothers. Just make sure it is washed properly.
Created for people with ongoing healthcare needs but benefits everyone.
A 20-year-old female asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Molar pregnancy: Usually after a molar pregnancy it is not wise to get pregnant right away. There is a recurrence risk. If you can't get pregnant a year after a molar ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 32-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Folic acid: Folic acid is a co-factor needed for cellular division. Lack of Folic Acid impairs normal cellular division which occurs during embryonic and fetal de... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Pregnancy test: A home pregnancy test may or may not be positive if you've already miscarried. A blood test for pregnancy is more accurate.
Created for people with ongoing healthcare needs but benefits everyone.
A 33-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Plan B: Plan b taken after intercourse reduces the chance of pregnancy by 88%. In other words in prevents 7 out of 8 pregnancies that would have occurred.
Created for people with ongoing healthcare needs but benefits everyone.
A 45-year-old member asked:
Dr. Marilynn Frederiksen
Maternal-Fetal Medicine 49 years experience
Pediatrician: Your baby probably has seen a pediatric cardiologist and a pediatrician. For most problems try your pediatrician first. If they think that you need to... Read More
Created for people with ongoing healthcare needs but benefits everyone.

Testimonials
Recommendations and Thank you notes are endorsements given from patients or other doctors.

3
Recommendations
474
Thank you notes
Caring, knowledgeable, dedicated.
HealthTap member
Mar 30, 2015
Dr. Frederiksen is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Frederiksen is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Thank you, your answer was very helpful! This has answered many questions for me! I keep getting different ans.
HealthTap member
Thank you, your answer or tip was very helpful! I have thisn and gp encouraged us to get semen donor. Thanks
HealthTap member
Thank you, your answer was very helpful! Thankyou so much your answer gave me a little piece of mind.

Education & Training

Medical/Graduate school

Boston University School of Medicine, MA
Graduated 1974MD

Residency

UNIVERSITY OF MARYLAND MEDICAL CENTER

Residency

BRIGHAM AND WOMEN'S HOSPITAL

Awards

Most Influential, Third Place, Chicago, IL - Winter
2013
Top Perinatologist, First Place, Illinois - Winter
2013
Top Perinatologist, First Place, Illinois - Summer
2013
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