Locations
UCSF Fresno/Central California Fresno Medical Group
Fresno, CA
My office hours
Thursday: 9:00am - 4:00pm
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Insurances accepted
Blue Cross of California
Blue Shield of California
Medicare
Medi-Cal
About
SpecialtiesDoctors 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.
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.
Endocrinology
Clinical Lipidology
Diabetology
Internal Medicine
Nuclear Medicine
Languages spoken
Mandarin
Doctor Q&A
128 Answers
38 Agrees
The number of answers this doctor has agreed with.
A 21-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Honest communication: Feelings in a relationship vary from person to person. The interest levels may differ between the two of you. Important to have open, honest, communic... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 23-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Compress & massages: Try warm compresses and massaging the local area to unclog the duct. It may be difficult to treat without expressing milk,
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 20-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Depends: There are basically two type of IUDs (hormone based vs. non-hormone based). Hormone based IUD such as Mirena (levonorgestrel) may be helpful for those... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 20-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Response off depo: Response off Depo-Provera provera (medroxyprogesterone) varies from woman to woman. Resumption of bleeding is a sign that menstruation may start to r... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 37-year-old male asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Ignore: Don't continue to smoke if you have had a stroke.
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 30-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
They are the same: No. Tri-previfem contains 0.18mg/35 mcg x 7 days, 0.215mg/35mcg x 7 days, 0.25mg/35mcg x 7 days, and inert tabs x 7 days. This is same as Tri-sprint... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 49-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Unlikely: Unlikely that your CBC differentials are due to thyroid cancer. Thyroid cancer rarely if ever involves bone marrow. As long as your white count is nor... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 45-year-old member asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
IUD, IM shots, more: Other options include subdermal implant (Nexplanon), intrauterine device (copper based or hormonal based), and intramuscular injection of Depo-Provera... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 20-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Depends on the drug: Only rifampin makes Ortho Evra patch less effective unlike oral contraceptives which is greatly affected by many antibiotics due to that fact that in ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 27-year-old male asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
24 hours recommended: You should followed your prescriber's instruction and instruction on medication bottle. Typical dosing of levaquin (levofloxacin) for prostatitis in ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 33-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Periods vary: Menstruation varies from woman to woman and there are variabilities. They are not exactly 28 days. As long as periods are consistent for an individu... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 29-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Consider evaluation: It's unlikely though possible if you have a history of induced vomiting. Other causes of chronic sore throat could be due to vocal cord dysfunction o... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 41-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Consider rechecking: Consider rechecking pregnancy test. Recommend getting a serum/blood HCG test from doctor's office/lab.
Over the counter pregnancy tests/urine preg... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 25-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Neuropathic pain: The pain and tingling are likely due to nerve damage in the area from initial injury. Chronic neuropathic pain after deep cuts, burns, etc. If pain ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 26-year-old male asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Further evaluations: It sounds like you may have hemorrhoids. However, other etiologies can present similarly such as rectal trauma/tear. Treatment is mostly symptomatic... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 17-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
OTC pregnancy test: Over the counter pregnancy tests are all about the same. The most reliable test would be to get a blood level of HCG in doctor's office/lab. Urine t... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 16-year-old male asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Consider this...: This is not uncommon esp. during winter when indoor heat is used which dries up the nasal membranes. Consider using a humidifier indoor when using hea... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 18-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Consider evaluation: Your herniated disks is unlikely related to your bowel problem.
If you strained to defecate, you may have caused to rectal trauma/tear which resulted... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 31-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Relatively safe: Aquaphor is a very good moisturizer for cracked or dried skin. Recommend putting it on after breastfeeding thus allowing it to dry before next feed. B... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 67-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
A long time (months): Considering you have been on steroids for a long period of time, it will take likely months with gradual titration of your steroid before adrenal reco... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 23-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Not a good idea: It's probably not a good idea especially if your job requires you to walk or stand for prolong periods of time. Treatment for ankle sprain is RICE (re... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 17-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Preejaculate & sperm: Presence of sperm in pre-ejaculate is rare. If you are concern about pregnancy due to not having used any contraceptives, recommend getting tested.
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
1 comment
A 41-year-old male asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Not necessarily: Management of prediabetes & prevention of progression is be judicious about carb intake. Consider seeing dietician & learn how to read food la... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 20-year-old male asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
See endocrinologist: Consider a referral to an endocrinologist. Your estimated/expected height/growth are influenced by your genetics (if your parents are short, you are ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 29-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Close followup: First, stay calm. You should have close followup with your OB. While cervical insufficiency can occur during a pregnancy, this is a treatable conditio... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 61-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
It depends: There are a lot of factors that can influence weight. It's difficult to suggest an "average" weight as it depends on genetics, family, height, geogra... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 17-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Prepare yourself: Besides staying well hydrated as other doctor noted, also prepare yourself for such physical exertion. If you have been a couch potato, walking an av... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 37-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
It depends: Sulfasalazine has a half life of 7.6 hr on avg. It's a short acting medication which is why it requires every 6-12 hour dosing. A drug is cleared from... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 29-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Not necessarily: It depends. Concern about precocious puberty is very valid. Stages of development and when it occurs vary from child to child. There are some genetic ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 18-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Pregnancy diet/food: In terms of diet, eating a healthy diet is important. There are no specific limitations though one should be careful about mercury if consuming lots ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 26-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
It depends: It depends based on the test you use. Most OTC urine pregnancy test manufacturer will note on the box or insert how many days after sex you can expec... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 26-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
It's possible: Yes, it's possible that the patch may have delayed your period. Be patient and see what happens in the next few days off of the patch.
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 21-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Call your doctor: Contact your doctor's office for followup. Redressing of the wound along with possible antibiotics may be needed if an infection is present or wound i... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 24-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Low likelihood: Morning after pills are quite effective if used as instructed. The brown discharge are likely due to hormonal effects of the morning after pill and s... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 19-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Consider evaluation: Apple cider vinegar is acidic and is NOT recommended. A swollen inner labia may be due to infection and should be evaluated by a GYN. There may be p... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 65-year-old male asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Ask cardiologist: Medications for atrial fibrillation should not be stopped or changed without discussing with your cardiologist.
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 38-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
It's possible: It usually takes about 6-8 weeks to see changes in repeat labs (esp. TSH levels) after a dose adjustment. If you continue to have symptoms after norma... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 32-year-old male asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
No: Lotrel (amlodipine and benazepril) is medication used for high blood pressure. It's a combination medication containing amlodipine & benazepril. W... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 37-year-old male asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Ignore: Always check blood sugar with a self-glucometer before exercising to the avoid risk of hypoglycemia.
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 26-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Pregnancy diet/food: In terms of diet, eating a healthy diet is important. There are no specific limitations though one should be careful about mercury if consuming lots ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 27-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
HCG level: There is a wide range of "normal" HCG level during pregnancy. Typically expect the following ranges:
5 weeks LMP: 18 – 7,340 mIU/ml
6 weeks LMP: 1,080... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 21-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Consider re-testing: It depends based on the test you use. Most manufacturer will note on the box or insert how many days after sex you can expect the test to be accurate... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 21-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Unlikely: Costochondritis & anxiety are not related. Costochondritis is inflammation of the cartilage between the ribs & sternum. You may be anxious du... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 31-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Be patient: Pregnancy takes time and timing. It's unlikely that differences in your ovary size is influencing the issue. Be patient and try to not to place undu... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 20-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Be judicious: In terms of diet, eating a healthy diet is important. There are no specific limitations though one should be careful about mercury if consuming lots ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 22-year-old female asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Consider evaluation: Chronically untreated underactive thyroid can be dangerous. However, many of the symptoms associated with hypothyroidism can be due to other causes. I... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 19-year-old male asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
See your doctor: If you lost your braces, you need to see your orthodontist for replacement. Do not recommend reusing previous sets as the aligners are designed to gra... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 25-year-old male asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
No: No, Hashimoto's does not cause brain demyelinations. Hashimoto's is an autoimmune thyroid dysfunction which will eventually cause hypothyroidism. Du... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
A 20-year-old male asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Check with insurance: It depends on your insurance coverage, medical necessity, and if your surgeon is willing to accept medicaid. If it's solely for aesthetic reason, less... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsAnswered >2 years ago
A 28-year-old male asked:
Dr. Hanford Yauanswered
Endocrinology 18 years experience
Reevaluation: Swelling can occur especially after a physically taxing day. If it does not improve, recommend notifying your orthopedic surgeon for followup visit. ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.8k viewsReviewed >2 years ago
TestimonialsRecommendations and Thank you notes are endorsements given from patients or other doctors.
Recommendations and Thank you notes are endorsements given from patients or other doctors.
3
Recommendations
101
Thank you notes
HealthTap member
Jul 29, 2014
Thanks for answering my enquiry so quickly. I have made an appointment for the hep b vaccine and the pneumonia vaccine.
HealthTap member
Mar 30, 2015
Dr. Yau is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Yau is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
This was very helpful. Thanks! It's nice to know that I can find out more about my illness to make it more tolerable. And so quickly. It is so reassuring.
HealthTap member
Thanks I will try to advice him with his drink but when I do he won't listen to me think he needs professional help thanks
HealthTap member
Thank you, your answer was very helpful! thanks, lately i have been taking evening primrose oil, will consider.
Education & Training
Medical/Graduate school
New York Medical College, NY
Graduated 2005MD
Residency
Naval Medical Center San Diego
Awards
Travel Grant Award from the Endocrine Society
Fellow, AACE
HealthTap Founding Doctor
Affiliations
American Association of Clinical Endocrinologists
American Thyroid Association
Endocrine Society
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