Understanding Allergies and Asthma in Young Children: A Parent's Guide
Allergic rhinitis / Asthma My daughter (2 years old) has always been in good health, rarely experiencing fever. When she does have a fever, it usually subsides quickly, often without the need for medication; just giving her some warm water is enough to help reduce the fever. Howe...
Dr. Pei Rensheng reply Pediatrics
Dear Mrs. Liang, Hello. Allergic diseases are related to two factors: one is the allergic constitution, and the second is the allergens. The allergic constitution can be hereditary; numerous studies have shown that if one parent has an allergic constitution, the child has a one ...[Read More] Understanding Allergies and Asthma in Young Children: A Parent's Guide
Understanding Testicular Size Discrepancies in Infants: When to Seek Medical Advice
Testicular size Hello Doctor: My grandson is 50 days old, and I recently discovered that his testicles are different sizes, with the left measuring 5.5 cm and the right 3.5 cm. Is this normal? It seems like they have been different sizes since birth. Could this be a case of hydro...
Dr. Pei Rensheng reply Pediatrics
Hello! The causes of scrotal swelling include: 1. Scrotal edema: 6% of full-term infants may experience scrotal edema, but most cases resolve within the first year, so it is advisable to wait until after one year to decide on surgery for neonatal scrotal edema. 2. Hernia: Intesti...[Read More] Understanding Testicular Size Discrepancies in Infants: When to Seek Medical Advice
Understanding Hepatosplenomegaly in Infants: Causes and Next Steps
Hepatosplenomegaly in a six-month-old infant? When my child was five months old, he was hospitalized for a urinary tract infection and abnormal liver function tests were discovered, with the AST and ALT levels approaching 400. During the hospitalization for the urinary tract infe...
Dr. Pei Rensheng reply Pediatrics
Dear Claire, Hello! It has been discovered that liver function indices are abnormal, with GOT and GPT levels approaching four hundred, indicating the presence of hepatitis. After excluding the possibilities of CMV, genetic metabolic diseases, and other viral hepatitis, Toxoplasm...[Read More] Understanding Hepatosplenomegaly in Infants: Causes and Next Steps
Understanding Tricuspid Regurgitation in Infants: What Parents Should Know
Tricuspid regurgitation in infants? Hello Dr. Pei, My son, Xiao Jie, is now over 7 months old. When he was born, a neonatal ultrasound revealed an issue with a patent foramen ovale. However, after six months, a follow-up ultrasound showed no problems. Recently, when I provided t...
Dr. Pei Rensheng reply Pediatrics
Hello! Congratulations on your baby's foramen ovale closure. If the tricuspid regurgitation is mild, the doctor will not recommend follow-up. If you still wish to obtain insurance for your baby, you can consult a pediatric cardiologist for an echocardiogram to confirm this, ...[Read More] Understanding Tricuspid Regurgitation in Infants: What Parents Should Know
Why Does My Child Keep Tensing Up? Understanding Pediatric Behavior
Often exerting force with both arms and legs fully extended! Recently, I have noticed that my three-year-old daughter often lies on the bed or floor, making a "straight arms and legs! Using all her strength!" pose, causing her to sweat profusely! If I don't stop he...
Dr. Pei Rensheng reply Pediatrics
Dear Mom Tian: Your baby may have hypertonia, which indicates increased muscle tone. It is important to carefully rule out the possibility of cerebral palsy. You can seek assistance from a pediatric neurologist for diagnosis and treatment. Dr. Tsai Hung-Ying, a pediatric neurolog...[Read More] Why Does My Child Keep Tensing Up? Understanding Pediatric Behavior
Is My One-Year-Old's Weight and Standing Development Normal?
I'm sorry, but I need content to translate? Dear Doctor, my daughter has just turned one year old and she is not able to stand while holding onto something. Is this considered normal? At what age do children typically start to stand? Additionally, her weight is 7.5 kilograms...
Dr. Pei Rensheng reply Pediatrics
Dear Xiaomin, The answers to your questions are as follows: From 10 to 12 months, your baby should be able to: - Crawl more steadily and quickly - Transition between various positions more effectively - Stand and walk while holding onto objects - Take a few steps independently...[Read More] Is My One-Year-Old's Weight and Standing Development Normal?
Is It Okay to See a Pediatric Rheumatologist for Urological Issues?
Is the department for registration okay? My child is currently 5 years old and has been touching his genital area frequently. I didn't pay much attention to it until the night of September 15, when I took him to the emergency room because he was crying in pain. The doctor di...
Dr. Pei Rensheng reply Pediatrics
Hello: Based on your description, it is possible that there is inflammation of the glans penis or the foreskin, and a small percentage may be associated with a urinary tract infection. I wonder if a urine test has been done? Generally, hospitals do not provide all subspecialty se...[Read More] Is It Okay to See a Pediatric Rheumatologist for Urological Issues?
Understanding Hepatitis A Vaccine Timing for Optimal Effectiveness
Hepatitis A vaccine Hello Dr. Pei, I would like to ask you a question... The first and second doses of the hepatitis A vaccine are administered six months apart. However, if the interval exceeds six months, what is your recommendation on the maximum time that should not be exceed...
Dr. Pei Rensheng reply Pediatrics
Dear Xiaofen, Hello, according to the description from the Centers for Disease Control, http://www.cdc.gov.tw/content.asp?CuItem=5755, the Hepatitis A vaccine is an injectable inactivated vaccine that provides long-lasting protection after two doses. The interval between the fir...[Read More] Understanding Hepatitis A Vaccine Timing for Optimal Effectiveness
Chest Pain in Children During Jump Rope or Running: Causes and When to Seek Help
Children may experience chest pain while jumping rope or running? The 10-year-old girl experiences chest pain while jumping rope or running, specifically stating that she feels pain below the left side of her chest after about sixty to seventy jumps. This pain requires her to tak...
Dr. Pei Rensheng reply Pediatrics
Dear Xuan Ma: Regarding your question, please find the response in the attachment.[Read More] Chest Pain in Children During Jump Rope or Running: Causes and When to Seek Help
Understanding Increased Deep Breathing in Children: A Pediatric Perspective
Children often take deep breaths? A 7-year-old child (entering second grade) is 120 cm tall and weighs 26 kg. Previously, the child would occasionally take deep breaths, but recently the frequency of deep breathing has increased. The child visited a nearby clinic and consulted a ...
Dr. Pei Rensheng reply Pediatrics
Dear Mrs. Cheng, Hello. Based on your description, it is very likely that your child has Tourette syndrome, which is one of the common ages for onset at 7 years old. Tourette syndrome was first described in 1885 by French physician Gilles de la Tourette. It is characterized by c...[Read More] Understanding Increased Deep Breathing in Children: A Pediatric Perspective
Understanding White Spots on Children's Nails: Causes and When to Seek Help
White spots on children's nails? Hello! My son is seven years old, and he has developed many white spots on his nails (all ten fingers). Initially, I thought it was caused by external factors, but even after trimming his nails, the spots keep appearing. I would like to know ...
Dr. Pei Rensheng reply Pediatrics
Dear Mother Lin, Hello. The classification of leukonychia (white spots on nails) is as follows: 1. Total Leukonychia: This condition is caused by a decrease in protein levels in the body (hypoalbuminemia; low albumin), which may be due to diseases such as nephrotic syndrome, li...[Read More] Understanding White Spots on Children's Nails: Causes and When to Seek Help
Understanding Jaw Tremors in Children: Causes and When to Seek Help
Chin tremor Hello Doctor: My daughter is six years old. I'm not sure if her symptoms are due to a cold or the stress of graduating from kindergarten, but she has been experiencing chin tremors for the past couple of days. It comes and goes; the first instance occurred when h...
Dr. Pei Rensheng reply Pediatrics
Dear Emma, The reasons for chin tremors are as follows: 1. It is a normal physiological phenomenon, especially during times of excitement or intense crying. 2. It may be a side effect of cold medications, although it is more common to see hand tremors as well. 3. It can be cause...[Read More] Understanding Jaw Tremors in Children: Causes and When to Seek Help
Understanding Developmental Differences in Premature Twins: A Pediatric Perspective
Regarding developmental status? Hello doctor, my twin baby boy was born at 35 weeks with a weight of 2100 grams. Next month, on July 9th, he will be 6 months old, but developmentally he is at 5 months. However, his growth and development are different from his sister's. She ...
Dr. Pei Rensheng reply Pediatrics
Response: Please see the attachment. Wishing you health and happiness! Sincerely, Pei Ren-Sheng.[Read More] Understanding Developmental Differences in Premature Twins: A Pediatric Perspective
Addressing Constipation Issues in 6-Month-Old Infants
Bowel issues in infants aged 6 months? Hello, my daughter just turned 6 months old. She was exclusively breastfed until mid-June, and we gradually switched to formula milk. After drinking formula for nearly 10 days, she has recently been experiencing bowel issues. For the past 3 ...
Dr. Pei Rensheng reply Pediatrics
Dear Aifei, Based on my experience, the formula milk powders from Wei Chuan in Taiwan, as well as Snow Brand, Meiji, and Morinaga from Japan, are less likely to cause constipation. You might consider switching to these formulas. Additionally, adding probiotics can also help alle...[Read More] Addressing Constipation Issues in 6-Month-Old Infants
Should My 4-Month-Old Switch to Hydrolyzed Formula for Allergies?
Is it necessary to switch to drinking water instead of protein powder? Hello Doctor: My son is currently four months old. During his vaccination visit on June 20, the doctor mentioned that he has nasal allergies and observed small red rashes on his chin, indicating an allergic re...
Dr. Pei Rensheng reply Pediatrics
Dear Xiao Qing, Hello! Your baby's chin has a small red rash, which is likely a drool rash and is unrelated to food allergies; it is caused by digestive enzymes in saliva irritating the skin. The small flat red rash on the hands is probably heat rash, also unrelated to food...[Read More] Should My 4-Month-Old Switch to Hydrolyzed Formula for Allergies?
Can Cordyceps Benefit Toddlers? Vaccine Differences Explained
Cordyceps sinensis Hello, Dr. Pei: I would like to ask you two questions... (1) My child is currently one and a half years old. Is it safe to give him Cordyceps (in powder form) to improve his constitution and enhance his immunity? (2) What are the differences in the components b...
Dr. Pei Rensheng reply Pediatrics
Dear Xiaofen, Hello! (1) According to the literature on Traditional Chinese Medicine, the effects of Cordyceps sinensis are as follows: 1. It has the ability to regulate immune system function, and long-term use helps to nourish a weak constitution, restoring vitality and ene...[Read More] Can Cordyceps Benefit Toddlers? Vaccine Differences Explained
Is My Newborn's Head Size Normal? Understanding Macrocephaly Concerns
Is it normal for a newborn's head to be too large? My daughter was born on April 9th of this year, with a head circumference of 33 cm. Today, on May 14th, her head circumference has increased to 39 cm. Is this normal? Could this indicate macrocephaly or hydrocephalus? Are th...
Dr. Pei Rensheng reply Pediatrics
Dear Mr. Hsu, Hello, a head circumference of 33 cm at birth is considered average. A head circumference of 39 cm at one month old (assuming minimal error) is at the 97th percentile, which is the upper limit of the normal range. Please follow up at a pediatric neurology clinic, a...[Read More] Is My Newborn's Head Size Normal? Understanding Macrocephaly Concerns
Understanding Allergies in Pediatrics: Common Questions Answered
Allergy Hello! After reading some health education materials, I would like to ask: 1. Can silk comforters prevent <a href="https://adoctor.tw/article/34728">#34728</a>? 2. Can ultraviolet lamps kill <a href="https://adoctor.tw/article/34728">...
Dr. Pei Rensheng reply Pediatrics
Dear KK, 1. Dust mites are tiny arachnids with eight legs that are not visible to the naked eye. They feed on the skin flakes and hair shed by humans or animals (cats, dogs). Humans are primarily allergic to the bodies and feces of dust mites. The main habitats of dust mites inc...[Read More] Understanding Allergies in Pediatrics: Common Questions Answered
Effective Ways to Safely Remove Earwax in Young Children
How to remove earwax in children? Hello Doctor, My child is 5 years old this year. When he was 2, I helped him clean his earwax and found that one of his ears had a hard lump of earwax. He would say it hurt when I touched it, so I stopped trying to clean it. When he was about 3...
Dr. Pei Rensheng reply Pediatrics
Dear Vicky, The outer part of the human ear canal, specifically the cartilaginous section, contains skin that has hair follicles and glands. These glands secrete a waxy, oily substance, which, combined with shed epithelial cells, forms what is commonly known as earwax or cerumen...[Read More] Effective Ways to Safely Remove Earwax in Young Children
Understanding Frequent Headaches in Young Children: Causes and Solutions
Headache Issues in Young Children I would like to ask the doctor about my five-year-old son who often experiences headaches. The pain is located at the back of his head, slightly lower, and has been occurring for about a year. We previously visited Chang Gung Memorial Hospital in...
Dr. Pei Rensheng reply Pediatrics
Dear Sir/Madam, Hello. Pediatric headaches are not uncommon in pediatric outpatient clinics and can be categorized into symptomatic headaches and benign headaches. Symptomatic headaches are often accompanied by some warning signs, including: 1. Headaches occurring in the mornin...[Read More] Understanding Frequent Headaches in Young Children: Causes and Solutions