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Dr. Ruth Crystal

Obstetrics and Gynecology
Palo Alto, CA
28 years experience

Locations

Office

Palo Alto, CA

Address

Ruth Ann Crystal, MD Obstetrics, Gynecology and Infertility, Palo Alto, CA
Directions

Practice website

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.

Obstetrics and Gynecology

Languages spoken

English

Doctor Q&A

60 Answers
10 Agrees
The number of answers this doctor has agreed with.
A 26-year-old female asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Depends: Did you have your period on 12/28? The birth control pills should be started within 6 days of the first day of your period. If you did not start on y... Read More
A 29-year-old female asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Depends on ur cycle: Your infertility doctor can advise you. You usually will ovulate 14 days before your next period. Subtract 14 from the length of your cycle and you c... Read More
A 21-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Possible infection: You could have a urinary tract infection (bladder infection), a kidney stone or could have blood from another source such as vaginal bleeding. Please... Read More
A 35-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Wt loss can help: The classic triad of symptoms from pcos is hirsuitism (abnormal hair growth related to high testosterone), anovulation (lots of small ovarian follicle... Read More
A 29-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
No: You should avoid hot tubs and jacuzzis in pregnancy because the heat can cause birth defects in the baby's back. It is usually okay to take a bath i... Read More
A 36-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Control your glucose: It is very important to get your glucose levels in control before pregnancy as high blood sugar levels in very early pregnancy are associated with som... Read More
A 29-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Yes: The anesthesiologist can always turn down the dose on the epidural if you are too numb. The epidural uses a tiny catheter attached to an IV type pump... Read More
A 30-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Bacteria: We all have different bacteria that live normally on our skin. About 15-20% of women have group b strep (gbs) on their genital area skin. It is not a ... Read More
A 28-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
You Are Immune: Igg is the long term antibody that protects you against bacteria and viruses. If you are IgG positive, you protected from getting a rubella infection... Read More
A 44-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Yes: Many women get piles or hemorrhoids in pregnancy. It is important not to become constipated, so increase your fiber (metamucil), increase your water i... Read More
A 39-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Alternatives: For nausea, drink fluids separately from when you eat solids. Sea bands can be used on the wrist accupressure point to treat nausea. Sour things like ... Read More
A 29-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Yes: I agree w/dr. Fogelson's answer. Xrays are generally safe. However, tell the xray tech that you are pregnant and ask for abdominal shielding if poss... Read More
A 34-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Not usually: Perimenopause symptoms include periods get closer together by 1-2 days and then space apart, vaginal dryness, hot flashes and night sweats. Pregnanc... Read More
A 30-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
PIH: There are four types of high blood pressure (hypertension) that can occur in pregnancy: preeclampsia, chronic hypertension, preeclampsia superimposed ... Read More
A 50-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Maybe: Dysplasia (precancerous changes in the cervix) is most often caused by hpv virus infection. Having sex with a man who carries hpv can cause this. Mo... Read More
A 25-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
No: A doctor would not perform a pap smear if you refused. That would be battery. However, if you are nervous about having a pap smear, talk to your do... Read More
A 24-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Sounds too long: If you have new breast masses, you should have the mammogram +/- breast ultrasounds asap. Ask your physician to call the mammogram center to see if s... Read More
A 34-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
If doctor calls: If you have new breast masses, you should have the mammogram +/- breast ultrasounds asap. Ask your physician to call the mammogram center to see if s/... Read More
A 27-year-old female asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
County health clinic: Most counties have health clinics and county hospitals that can treat people who don't have insurance. If you are having pain, call to make an appt. ... Read More
A female asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
No: Allegra is a class c drug which means that it might cause harm to the baby. Class b drugs are a better choice as they are thought not to harm the p... Read More
A 21-year-old female asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
0-1/day: Caffeine does cross the placenta. Here are recommendations from otis: http://www.Otispregnancy.Org/files/caffeine.Pdf most studies have shown that ... Read More
A member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
It depends: This seems like a high dose of amoxicillin, but this can be correct depending on what you are taking it for. The prophylactic dose recommended before... Read More
A 26-year-old female asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
See Dermatologist: For a single boil, you can do sitz baths where you soak in the bath tub for 10 minutes 1-2x/day and this usually helps. However, what you are desc... Read More
A 35-year-old female asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
You ovulated: It means that you ovulated. The lh surges and has a spike of hormone. Usually, you ovulate about 24 hours after the positive lh surge.
A 46-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
It can be: Letrozole (femara) is an anti-estrogen that tricks the brain (pituitary) into making more fsh which can increase the number of eggs produced in a cycl... Read More
A 26-year-old female asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Be patient: If you are breastfeeding your baby, you often will not lose the last 5 -10 lbs until you completely finish breastfeeding. Be patient. While breastfe... Read More
A 28-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Be careful: The body does need vitamin a and d in pregnancy. However, vitamin a in high doses can cause cleft lip and palate in the baby. Your prenatal vitamin ... Read More
A 33-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Briefly.: A pap smear only shows individual cervical cells. In order to know if someone has mild, mod, or severe dysplasia, a biopsy needs to be done to see ho... Read More
A 31-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Seems a little long: Some women get vaginal bleeding after a pap smear but it usually only lasts for 1-2 days. If you have bleeding longer than that, call your doctor/np ... Read More
A 30-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Pushing : The nurse or doctor will guide you during pushing by placing a gloved finger in the vagina to show you where to push down and will tell you how to do ... Read More
A 44-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
See your doctor: There are many changes in the breasts during pregnancy. Breast tenderness is very common. However, if you have a new breast mass, i would see your d... Read More
A 26-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Avoid these foods: Pregnant women should avoid certain fish (shark, swordfish, king mackrel and tile fish) because of mercury. Deli meats unless must be heated through (... Read More
A 31-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
No: Most women do not have vaginal bleeding during pregnancy. If a woman does have significant bleeding in pregnancy, she should immediately call her doc... Read More
A 26-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Placenta detaches: Placental abruption is when the placenta detaches from the uterine wall before the baby is born. This happens in only 1% of pregnancies. It can be dan... Read More
A 43-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Calcium, water: Taking calcium (and sometimes magnesium) before bed may help the charlie-horse type leg cramps that wake pregnant women up screaming at night. Also, ... Read More
A 26-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Calcium, water: Taking calcium (and sometimes magnesium) before bed may help the charlie-horse type leg cramps that wakes pregnant women up screaming at night. Also, ... Read More
A 22-year-old female asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
You don't: You can try right away. However, just after stopping birth control pills, a woman has a higher chance of a twin pregnancy so it may be the same risk ... Read More
A 29-year-old female asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Home LH urine tests: If you have irregular cycles, it may be difficult to know when you ovulate. You can buy the clearblue fertility monitor or opks (ovulation predictor ... Read More
A member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Probably: The hormones from your last pregnancy should have already fallen. Call your doctor to get a quantitative HCG blood test to see if you are pregnant a... Read More
A 40-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Depends on HPV test: If you had a pap smear with atypical cells, generally the pathology lab will then check for the hpv virus. If your pap is positive for high risk type... Read More
A 38-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Yes, it's common: Many women start to worry about labor and delivery in advance. This is normal. Talk to your doctor or cnm about your fears. Remember, women have be... Read More
A 28-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Yes: During pregnancy, the weight of the baby can put pressure on the vulvar veins causing the blood to pool in these veins (varicosities). Pelvic pressure... Read More
A 43-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Yes: Ultrasound has been used safely in pregnancy for many years. There is no radiation as ultrasound uses sound waves to make its pictures. Here are tru... Read More
A member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
No: Pregnant women should not pick up cat feces as it can carry toxoplasmosis which can be harmful to an unborn baby. Wear gloves when gardening and wash... Read More
A 28-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Yes: It is considered safe to take tylenol (acetaminophen) in pregnancy for fever or pain. For severe migraines or other pain, it is ok to take tylenol (a... Read More
A 33-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
High Blood Pressure: There are four types of high blood pressure (hypertension) that can occur in pregnancy: preeclampsia, chronic hypertension, preeclampsia superimposed ... Read More
A 35-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Yes: Brownish urine may be concentrated meaning that you are not drinking enough water. However, i would recommend calling your doctor's office for a urin... Read More
A 27-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Yes: Abdominal CT uses radiation to make the images. It would be best to wait on abdominal CT if possible. Ask your doctor if abdominal ultrasound or MRI ... Read More
A 39-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
No: Nausea and vomiting of pregnancy symptoms usually peaks at 8 weeks and most often gets better by 16 weeks. This may be normal for you depending on ho... Read More
A 39-year-old member asked:
Dr. Ruth Crystal
Obstetrics and Gynecology 28 years experience
Yes: Weight gain during pregnancy depends on your pre-pregnancy weight. If you are normal weight, you should gain 25-35 lbs (5-10 lbs in the first 20wks o... Read More

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

2
Recommendations
403
Thank you notes
HealthTap member
Mar 30, 2015
Dr. Crystal is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Crystal is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
I hadn't thought about where the amount of anxiety my sister has been feeling could lead. Find helpful, able to at least be aware of!
HealthTap member
Thank you, your answer or tip was very helpful!
HealthTap member
Thank you, your answer or tip was very helpful!

Education & Training

Medical/Graduate school

unknown
Graduated 1994MD

Medical/Graduate school

Stanford University School of Medicine, CA
Graduated 1994MD

Awards

HealthTap Founding Doctor

Affiliations

Lucille Packard Children's Hospital
Stanford Hospital
El Camino Hospital
90,000 U.S. doctors in 147 specialties are here to answer your questions, provide medical advice, write prescriptions, and more.
Answer emailed
in 24 hours or less