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Dr. Keith Hansen

Fertility Medicine
Sioux Falls, SD
39 years experience male

Locations

Sanford Health Fertility and Reproductive Medicine

Sioux Falls, SD

Address

1500 West 22nd Street , Medical Building 2, suite 102, Sioux Falls, SD
Directions

About

Bio

Tell us about your background, specialties, interests...

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.

Fertility Medicine

Languages spoken

English

Doctor Q&A

90 Answers
25 Agrees
The number of answers this doctor has agreed with.
A 35-year-old member asked:
Dr. Keith Hansen
39 years experience
Pregnancy: The presence of a normal heart rate at 9 weeks reduces the risk of miscarriage. Most studies show that the presence of a normal fetal heart rate decr... Read More
A 49-year-old member asked:
Dr. Keith Hansen
39 years experience
Pregnancy test: Like any test there can be false positives and false negatives. An example, if a pregnant woman had her blood drawn at the same time as a nonpregnant... Read More
A 29-year-old female asked:
Dr. Keith Hansen
39 years experience
Abdominal pain: Abdominal and leg pain 11 days after IUI could be due to couple of factors. The most likely is an ovarian cyst. Other possibilities include an infec... Read More
A 32-year-old member asked:
Dr. Keith Hansen
39 years experience
Chronic illness: Any chronic illness can have an impact on male fertility. One must consider the cause of the kidney failure, what medications or treatment the person... Read More
A 31-year-old member asked:
Dr. Keith Hansen
39 years experience
Stay on medication: Hypothyroidism is due to underproduction of thyroid hormone by the thryoid gland. The most common reason the thyroid gland does not produce enough th... Read More
A 21-year-old female asked:
Dr. Keith Hansen
39 years experience
Late for menses: Yes you could be pregnant. Usually a woman conceives about 2 weeks prior to the onset of her expected period (that does not come because she is pregn... Read More
A 19-year-old female asked:
Dr. Keith Hansen
39 years experience
PCOS: Pcos is the most common endocrine abnormality in women. It is associated with metabolic and reproductive issues. The metabolic issues include high c... Read More
A 30-year-old female asked:
Dr. Keith Hansen
39 years experience
ECP: Increased does of birth control pills can be used as emergency contraception. However, the number needed to take depends on the dose in the pill (whi... Read More
A member asked:
Dr. Keith Hansen
39 years experience
Infertility: Assuming that you have an open right fallopian tube and normal ovary you could get pregnant having regular sexual relations. If you do conceive you w... Read More
A 24-year-old male asked:
Dr. Keith Hansen
39 years experience
Male fertility: A prostate infection can have a definite impact on fertility. Testicular microcalifications depend on their cause. It would be important to see your... Read More
A 46-year-old member asked:
Dr. Keith Hansen
39 years experience
Irregular menses: You are either pregnant and having abnormal bleeding or not pregnant and having irregular menses. It is possible for women who are having irregular p... Read More
A 27-year-old female asked:
Dr. Keith Hansen
39 years experience
See a specialist: There are a number of factors that can result in a low sperm count. In a male with a low sperm count a thorough history, physical examination, and re... Read More
A 43-year-old member asked:
Dr. Keith Hansen
39 years experience
Vaginal gas: The presence of vaginal incontinence of farts requires evaluation by your physician. There is a rare condition where one develops a fistulous tract b... Read More
A 35-year-old member asked:
Dr. Keith Hansen
39 years experience
Ovulation: Yes. Ovulation can occur at various times based on when the egg is ready to be released. The follicular phase of the menstrual cycle can vary (this ... Read More
A 18-year-old female asked:
Dr. Keith Hansen
39 years experience
Menses: There are a number of causes of irregular menses. One of the first questions is if your periods are normally regular or irregular. Also if you are o... Read More
A 29-year-old female asked:
Dr. Keith Hansen
39 years experience
Menses: In a reproductive aged woman who is trying to conceive an abnormal menses can be do to a number of factors. One of the possibilities is that you could... Read More
A 48-year-old member asked:
Dr. Keith Hansen
39 years experience
Breast pain: There are a number of factors which can cause breast pain and the feeling of swollen breasts. These include pregnancy, hormonal changes, sometimes bi... Read More
A 37-year-old member asked:
Dr. Keith Hansen
39 years experience
Male sex: During sexual intercouse, the normally functioning prostrate gland, closes off the urethra allowing the sperm (ejaculate) to advance through the ejacu... Read More
A 49-year-old member asked:
Dr. Keith Hansen
39 years experience
Lower abdominal pain: Abdominal soreness with increased frequency of urination could be due to pregnancy, pregnancy with an ovarian cyst, ectopic pregnancy, urinary tract i... Read More
A 30-year-old member asked:
Dr. Keith Hansen
39 years experience
Ovulation: This could be a sign of ovulation or another process. Ovulation usually occurs about 2 weeks from the first day of your menstrual cycle. It may be a... Read More
A 46-year-old member asked:
Dr. Keith Hansen
39 years experience
Gonorrhea: When being treated for gonorrhea it is important for the person as well as their partner to follow up with their physician, so they can make sure tha... Read More
A 48-year-old member asked:
Dr. Keith Hansen
39 years experience
Miscarriage: Appettie is controlled by a number of factors. One of the issues that I am concerned with is when i hear the patient has a change in appetite after ... Read More
A 30-year-old member asked:
Dr. Keith Hansen
39 years experience
Pregnancy test: Usually a HCG level less than 5 miu/ml is interpreted as negative for pregnancy. So this is a negative for pregnancy. All tests must be interpreted ... Read More
A 42-year-old member asked:
Dr. Keith Hansen
39 years experience
Impotence: There are a number of factors which can have an impact on male sexual function, including psychologic and physical factors. It would be very reasonab... Read More
A 30-year-old female asked:
Dr. Keith Hansen
39 years experience
Ovulation: It is possible that you may or may not have ovulated. A serum Progesterone level on day 21, 22 or 23 of your cycle could tell you if you ovulated.
A 33-year-old male asked:
Dr. Keith Hansen
39 years experience
Urinary problem: I would suggest seeing your physician or a urologist. Urologists are physicians who care for the urinary tract. The urologist will evaluate you and c... Read More
A female asked:
Dr. Keith Hansen
39 years experience
Menses: Less bleeding with your menstrual period could be due to a number of factors. Was your period on time? Could you be pregnant already? Do you have a... Read More
A 20-year-old female asked:
Dr. Keith Hansen
39 years experience
Menstrual period: Was your period on time? It is possible that you may have ovulated and not had PMS symptoms, or you may not have ovulated which could explain the lac... Read More
A 27-year-old female asked:
Dr. Keith Hansen
39 years experience
Endometriosis: I would suggest seeing an Ob/Gyn or Reproductive Endocrinologist to determine why you have not conceived. They can also determine why you are having ... Read More
A 33-year-old female asked:
Dr. Keith Hansen
39 years experience
Parlodel (bromocriptine) ovulation: Parlodel (bromocriptine) is often used to treat hyperprolactinemia and help ovulation. Women with hyperprolactinemia many times will ovulate while ta... Read More
A 25-year-old female asked:
Dr. Keith Hansen
39 years experience
Irregular menses: I assume when you say normal periods that were regular for 3 months and then the last period was 5 days late, but you did have one. A late menses can... Read More
A 45-year-old member asked:
Dr. Keith Hansen
39 years experience
Dysuria: Dysuria, or painful urination, can be due to a number of factors after sex. One of the factors could be a bladder infection or trauma. If it is righ... Read More
A 30-year-old member asked:
Dr. Keith Hansen
39 years experience
Lower abdominal pain: Lower abdominal pain during pregnancy can be due to a number of factors including urinary tract infection, premature labor, gastroenteritis and others... Read More
A 42-year-old member asked:
Dr. Keith Hansen
39 years experience
Pregnancy test: A HCG level of 36, 000 miu/ml is usually seen at about 6 weeks 6 days in a singleton, intrauterine pregnancy. At 5 weeks there are a couple of potent... Read More
A 49-year-old member asked:
Dr. Keith Hansen
39 years experience
Hcg injections: Hcg injections can 'throw off period' depending on the dose and when they are given. Hcg is the hormone made by the placenta which maintains the corp... Read More
A 30-year-old female asked:
Dr. Keith Hansen
39 years experience
ECP: It depends on the dose of the birth control pill, it can vary up to 5 pills PO now and repeat the 5 pills in 12 hours. Plan b is over the counter and... Read More
A 40-year-old member asked:
Dr. Keith Hansen
39 years experience
Abdominal pain: Abdominal pain and increased frequency of urination can be due to a number of factors. It could be due to a pregnancy with an ovarian cyst, threatene... Read More
A 49-year-old member asked:
Dr. Keith Hansen
39 years experience
Dyspareumia: Dyspareunia or pain with sexual intercourse can be due to a number of conditions. One common condition of pain following sex in females is endometrio... Read More
A 34-year-old female asked:
Dr. Keith Hansen
39 years experience
Pregnancy: In the first trimester of preganncy the uterus is still small and well protected within the pelvic cavity (surrounded by the pelvic bones). At this s... Read More
A 49-year-old member asked:
Dr. Keith Hansen
39 years experience
Ovarian cyst: Ovarian cysts can be functional or pathologic. Pathologic ovarian cysts can cause abnormal blood levels of certain tests. examples include a granulo... Read More
A 48-year-old member asked:
Dr. Keith Hansen
39 years experience
Contraception: Yes, removing a condom during sex then increases the probability of pregnancy. It also increases the possibility of the transmission of sexuallky tra... Read More
A 49-year-old member asked:
Dr. Keith Hansen
39 years experience
Vaginal infection: There are a number of conditions or factors that can cause recurrent or persistent vaginal infections. It is important to see your physician to be ev... Read More
A 22-year-old female asked:
Dr. Keith Hansen
39 years experience
PCOS: There are a number of factors which could cause nausea and cramping in a woman with pcos who is 12 days post ovulation. One possiblity is the presenc... Read More
A 50-year-old member asked:
Dr. Keith Hansen
39 years experience
Menstruation: vaignal bleeding can be ovulatory or anovulatory(where the woman does not ovuate). If the menses are regular (like very 28 or 30 days) then the woman... Read More
A 39-year-old member asked:
Dr. Keith Hansen
39 years experience
Low testosterone: There are a number of factors which can influence testosterone level, including medications (and narcotics: depending on dose, duration etc). In a ma... Read More
A 49-year-old member asked:
Dr. Keith Hansen
39 years experience
Menses: There are a number of potential causes of this type of bleeding. As a woman grows older and nears the menopause menses get lighter and lighter, and m... Read More
A 39-year-old member asked:
Dr. Keith Hansen
39 years experience
Hormone: It depends on how you are checking the HCG level. If you are having blood drawn the time of the day does not matter. However, if you are checking a ... Read More
A 37-year-old member asked:
Dr. Keith Hansen
39 years experience
Endometrium: Thickening of the endometrium during a normal menstrual cycle is due to estrogen prodcution by a follicle (which can appear as a cyst on ultrasound). ... Read More
A 26-year-old female asked:
Dr. Keith Hansen
39 years experience
Menses: These symptoms could be due to a number of factors. One could be that you are ovulating later this month and these symptoms are due to ovulation. An... Read More
A 25-year-old female asked:
Dr. Keith Hansen
39 years experience
Meds may increase : Pcos is often treated with ovulation induction. The initial meds used to induce ovulation are usually Clomiphene citrate (about 10% rate of multiple ... Read More

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

3
Recommendations
88
Thank you notes
HealthTap member
Mar 31, 2015
Dr. Hansen is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Hansen is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Hansen is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Thank you, your answer was very helpful!
HealthTap member
Thank you, your answer was very helpful!
HealthTap member
Thank you, your answer was very helpful!

Education & Training

Medical/Graduate school

Washington University School of Medicine, MO
Graduated 1983MD

Awards

Top Doctor, Second Place, South Dakota - Summer
2014
Most Influential Doctor, Third Place, South Dakota - Summer
2014
Thought Leader Doctor, First Place, South Dakota - Summer
2014
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