Best Age for Infants to Fly: Tips for Traveling with Newborns
At what age is it more suitable for infants to fly? Since my family is in Hong Kong, my parents hope to take their grandchild back to Hong Kong to visit after the one-month mark. However, I am concerned that a newborn's organs may not be fully developed and may not be suitab...
Dr. Pei Rensheng reply Pediatrics
Hello: According to the regulations of various airlines, in order to ensure the health of infants, most airlines do not accept babies under 7 days old for air travel. Each adult may only accompany one infant who does not occupy a seat. If traveling with two infants, at least one ...[Read More] Best Age for Infants to Fly: Tips for Traveling with Newborns
Managing Baby's Solid Food Reactions: When to Continue or Stop
Regarding complementary foods issues? My daughter increases her bowel movements the day after she eats solid foods, going from once a day to three or four times for two consecutive days. After three times, her stools become watery with some mucus. I stop feeding her for two days ...
Dr. Pei Rensheng reply Pediatrics
Hello: According to the health manual regarding complementary foods, they should be fed separately using a spoon, rather than mixed with formula to increase the consistency before feeding. If you try feeding separately and still experience diarrhea, it may be best to introduce co...[Read More] Managing Baby's Solid Food Reactions: When to Continue or Stop
Addressing Digestive Issues and Asthma in Infants: A Parent's Guide
Digestive system and asthma issues? Hello, I have a few questions for Dr. Pei. My child is almost 3 months old, and his milk intake varies a lot; sometimes he only drinks 40cc. We have taken him to see a doctor and he has been given medication, but there hasn't been any impr...
Dr. Pei Rensheng reply Pediatrics
Hello: The standard feeding amount is 100 to 150 cc per kilogram of body weight per day. Sometimes, variations in meal sizes are acceptable, but the total amount should meet this requirement. However, if the baby's weight is within a good range (around the 25th to 75th perce...[Read More] Addressing Digestive Issues and Asthma in Infants: A Parent's Guide
Guidelines for Administering Combination Vaccines in Infants
Issues Regarding the Administration of the Pentavalent Vaccine and Pneumococcal Vaccine Dr. Pei: Hello! For a six-month-old child, the third dose of the DTaP-HepB-IPV combination vaccine and the pneumococcal conjugate vaccine (PCV) are due. 1. What do you recommend regarding th...
Dr. Pei Rensheng reply Pediatrics
Hello: Currently, there is a hexavalent vaccine (pentavalent + hepatitis B = hexavalent), which means fewer injections. Both the pentavalent and hexavalent vaccines, as well as the pneumococcal vaccine, are inactivated vaccines and do not increase each other's side effects, ...[Read More] Guidelines for Administering Combination Vaccines in Infants
Understanding Liver Function Tests in Young Children: Normal Values and Implications
Liver function tests in infants? Dear Dr. Pei, I hope this message finds you well. Due to some issues with my previous email, I am sending this follow-up to ensure you received it. 1. What are the normal liver enzyme levels for infants? What is considered elevated? 2. What is t...
Dr. Pei Rensheng reply Pediatrics
Hello: 1. The normal liver enzyme levels in infants are similar to those in adults. According to pediatric textbooks (Nelson), the normal range for infants aged 0-5 days is 6-50 U/L; for those older than 5 days, it is 5-45 U/L. Values above this range are considered elevated. ...[Read More] Understanding Liver Function Tests in Young Children: Normal Values and Implications
Is Severe Hydronephrosis Leading to Kidney Atrophy a Major Health Concern?
Is having a single kidney due to severe hydronephrosis resulting in kidney atrophy considered a major illness? Dear Dr. Pei, I would like to ask you a few questions, and I appreciate you taking the time to respond amidst your busy schedule. When my child was four to five month...
Dr. Pei Rensheng reply Pediatrics
Hello: 1. According to the regulations on major illnesses from the Department of Health website (http://www.nhi.gov.tw/webdata/AttachFiles/Attach_1059_1_W0940043268衛署941221公告重大傷病範圍表.doc): - Chronic renal failure (uremia) requiring regular dialysis treatment is classified as...[Read More] Is Severe Hydronephrosis Leading to Kidney Atrophy a Major Health Concern?
Can Infants Under 2 Months Drink Water or Glucose Water?
The issue of drinking water? It is not recommended to give water or glucose water to infants under 6 months old. Breast milk or formula provides all the necessary hydration and nutrients for your baby at this age.
Dr. Pei Rensheng reply Pediatrics
Hello: Infants do not need to drink plain water or glucose water before they have teeth, as they can obtain sufficient hydration from breast milk or properly prepared formula. After teething, a small amount of plain water can be given to help clean the mouth. Of course, giving pl...[Read More] Can Infants Under 2 Months Drink Water or Glucose Water?
Addressing Infant Health Concerns: Managing Mucus and Feeding Issues
Constitutional issues? My baby is not yet 2 months old, and every time she drinks milk, she seems to have a lot of phlegm and snores loudly while sleeping. I thought she had a lot of phlegm, so I took her to see a pediatrician. The doctor told me that she does not have phlegm and...
Dr. Pei Rensheng reply Pediatrics
Hello: Drinking milk seems to increase phlegm production, and there is loud snoring during sleep. The possible causes are choanal atresia or laryngomalacia, while most lung function is normal! Consuming probiotics or partially hydrolyzed protein formula can be beneficial in preve...[Read More] Addressing Infant Health Concerns: Managing Mucus and Feeding Issues
Understanding Pediatric Leg Pain After a Cold: When to Seek Help
A cold can cause difficulty in standing and walking? Hello, my dog was born in 1989. On Sunday night, he had a fever of 39.8 degrees Celsius, fluctuating throughout the night, and he complained of pain in his legs and arms, asking me to massage him. The next day, we went to the c...
Dr. Pei Rensheng reply Pediatrics
Hello, Indeed, there have been many children recently presenting to the clinic with lower limb pain and difficulty walking. The vast majority of these cases are due to viral infections leading to myositis. It is advisable to first consult a general pediatrician. Depending on th...[Read More] Understanding Pediatric Leg Pain After a Cold: When to Seek Help
Can Nursing Mothers Use AHA for Acne Treatment?
Can a breastfeeding mother apply retinoic acid on her face? Hello doctor, I have acne on my face. Recently, a dermatologist prescribed me a topical retinoid (A acid) to apply, but I am breastfeeding and I'm not sure if it's safe to use. Thank you!
Dr. Pei Rensheng reply Pediatrics
Hello: Retinoic acid is commonly used in clinical practice for the treatment of acne. It is available in both oral and topical formulations. Oral retinoic acid (such as Isotretinoin) is teratogenic and classified as category X for pregnancy. Due to its relatively short half-lif...[Read More] Can Nursing Mothers Use AHA for Acne Treatment?
Understanding Weight Issues in Infants: Common Concerns and Clarifications
Regarding issues related to infant weight? Dear Doctor, Thank you for the detailed information in the attached file. After reading it, I have a more concrete understanding of the causes of underweight in young children. However, I have a few questions that I hope you can clarify...
Dr. Pei Rensheng reply Pediatrics
Hello, You are a very dedicated mother. 1. The growth curve data provided by the Department of Health in June 1999 is now over seven years old and may not accurately reflect your baby's current situation. Theoretically, with advancements over time, babies tend to be tall...[Read More] Understanding Weight Issues in Infants: Common Concerns and Clarifications
Addressing Underweight Concerns in Infants: A Pediatric Guide
What should I do if I am underweight? Hello Doctor: My daughter has just turned one year old. She was born with a normal weight of 3100 grams, but since she was six months old, her weight has not increased for 3-4 months (5.5 kg). At that time, she was exclusively breastfed, and ...
Dr. Pei Rensheng reply Pediatrics
I'm sorry, but I cannot access or view attachments. Please provide the content you would like me to translate, and I'll be happy to[Read More] Addressing Underweight Concerns in Infants: A Pediatric Guide
Understanding Baby Spit-Up: Causes, Concerns, and Care Tips
Babies who are prone to spitting up? My daughter is now over one month old, born on October 18. She is currently drinking Nestlé NAN formula. Since birth, she has had a tendency to spit up frequently, often doing so even two hours after feeding when lying down for a diaper change...
Dr. Pei Rensheng reply Pediatrics
Hello: The daily food intake for a child should be around 150 cc/kg/day. If your child weighs 3.7 kg, they should drink approximately 3.7 * 150 = 555 cc in a day. If you feed every 4 hours with 90 cc each time, that totals 540 cc for the day, which is close to the 555 cc mentione...[Read More] Understanding Baby Spit-Up: Causes, Concerns, and Care Tips
Feeding Concerns for Your 3-Month-Old: Milk Intake and Digestive Issues
Milk consumption issues? Hello! 1. My child is currently three months old and is fed approximately every 3-4 hours. We are currently preparing 150cc of formula, but sometimes he doesn't finish it. Is he getting enough nutrition? 2. Based on his current age, how much formula ...
Dr. Pei Rensheng reply Pediatrics
Hello: The daily intake for children should be around 150 cc/kg/day. If your child weighs 6 kg, they should drink approximately 6*150=900 cc in a day. If you feed them every 4 hours with 150 cc each time, that would total 900 cc for the day, which should be sufficient for a typic...[Read More] Feeding Concerns for Your 3-Month-Old: Milk Intake and Digestive Issues
Understanding Coughing in Infants: When to Seek Medical Advice
Coughing Hello: As a new mom, I have some questions to ask. 1. My son is over 2 months old, and I have recently noticed that he coughs occasionally, about 1 or 2 times each time, but it’s not frequent—around ten times a day. Should I take him to see a doctor, and what should I pa...
Dr. Pei Rensheng reply Pediatrics
Hello: 1. A baby who is over two months old and frequently coughs, with one or two coughs at a time, may have a Chlamydial infection, which requires a 14-day course of erythromycin. It could also be due to gastroesophageal reflux, which can be confirmed through examination. Res...[Read More] Understanding Coughing in Infants: When to Seek Medical Advice
Is It Normal for a Newborn's Belly Button to Have Dried Blood?
Bloodstains found around the navel? Our baby brother's umbilical cord fell off on the 9th day after birth, but two days later, we noticed dried blood around the belly button. Initially, we thought it might be due to the surrounding skin being fragile after the cord fell off ...
Dr. Pei Rensheng reply Pediatrics
Hello: Under normal care, the umbilical cord will naturally dry and fall off about seven to ten days after the baby is born. After it falls off, the belly button may ooze some blood, so special care is needed. Regardless of whether the umbilical cord has fallen off, the care for ...[Read More] Is It Normal for a Newborn's Belly Button to Have Dried Blood?
Impact of Flu Vaccine on Pediatric Five-in-One Immunization Schedule
The impact of the influenza vaccine on the schedule for administering the pentavalent vaccine? Hello, Doctor! My baby was born on April 30, 1995, and is currently six months and 17 days old. On November 6, the third dose of the pentavalent vaccine was originally scheduled to be a...
Dr. Pei Rensheng reply Pediatrics
Hello: The flu vaccine and the pentavalent vaccine can be administered simultaneously, and the side effects will not be amplified. If you are concerned that your child may feel more uncomfortable receiving two shots in one day, you can also choose to administer the flu vaccine an...[Read More] Impact of Flu Vaccine on Pediatric Five-in-One Immunization Schedule
Understanding the Differences Between Four-in-One and Five-in-One Vaccines for Children
Four-in-one and five-in-one? Hello, Dr. Pei! I have three questions for you: 1. I noticed that the contraindication for the oral polio vaccine is "those currently taking corticosteroids." Since I am breastfeeding and occasionally experience headaches, my doctor prescr...
Dr. Pei Rensheng reply Pediatrics
Hello: 1. Taking Inderal will not affect the oral polio vaccine; you can still receive the vaccine on schedule. 2. The first dose is the <four-in-one + oral polio vaccine>, and the second dose can be switched to the five-in-one injectable vaccine, which is acceptable. 3...[Read More] Understanding the Differences Between Four-in-One and Five-in-One Vaccines for Children
Concerns About Severe Symptoms in a 7-Year-Old: When to Seek Further Medical Evaluation
Pediatric medical consultation My seven-year-old daughter is currently in kindergarten and recently experienced a high fever exceeding 40 degrees Celsius for four consecutive days. She developed a rash on her face and torso, severe abdominal pain, and a significant decrease in ap...
Dr. Pei Rensheng reply Pediatrics
Hello: The patient has had a high fever exceeding 40 degrees Celsius for four consecutive days, with the appearance of rashes on the face and torso, poor appetite, and lethargy. During the blood draw, the patient was unusually quiet and did not cry or fuss at all. The white blood...[Read More] Concerns About Severe Symptoms in a 7-Year-Old: When to Seek Further Medical Evaluation
When Should Your Child Get the Second Dose of Hepatitis A Vaccine?
When should the second dose of the hepatitis A vaccine be administered? Hello, I administered the first dose of the hepatitis A vaccine to my baby when she turned one year old. When should the second dose of the hepatitis A vaccine be given? Is it at one and a half years old or t...
Dr. Pei Rensheng reply Pediatrics
Hello: The first and second doses of the hepatitis A vaccine should be spaced six months apart. Since your baby received the first dose at one year old and is now one year and eight months, the second dose can be administered now! Currently, the price per dose is NT$963, and it c...[Read More] When Should Your Child Get the Second Dose of Hepatitis A Vaccine?