Understanding Irregular Menstrual Cycles in Preteens: When to Seek Help
Puberty Issues Dr. Lin: Hello! My daughter is currently in the sixth grade, with a height of 163 cm and a weight of 47 kg. She had her first menstrual period on September 16 of last year (when she was 11 years and 6 months old), lasting for 4 days. Her second period started on Oc...
Dr. Lin Yishou Reply:
Dear parents, it is recommended to visit an obstetrician-gynecologist for an examination.[Read More] Understanding Irregular Menstrual Cycles in Preteens: When to Seek Help
Can Breastfeeding Moms with Thrush Safely Care for Their Babies?
Questions about maternal Candida albicans and neonatal oral thrush? Hello, doctor. I used a gauze cloth to wipe the area where breast milk dripped (the inner thigh) while expressing milk. Can I still use this cloth for my baby afterwards? Can the gauze cloth be washed together wi...
Dr. Xiao Kaiwen Reply:
If there are no obvious abnormal lesions on the wiped skin (skin candidiasis may present with itching and a rash, while vaginal candidiasis may also cause itching and discharge), it should still be safe to wash the baby's clothing together and continue using them. Similarly,...[Read More] Can Breastfeeding Moms with Thrush Safely Care for Their Babies?
Will I Still Grow Taller After Starting Puberty at 12?
Is it normal for a 12-year-old to grow pubic hair and also experience growth in height? I am currently 12 years old, and I developed pubic hair last year. I am worried about whether I will still grow taller. How can I increase my height? I am only 150 cm tall, while my classmates...
Dr. Lin Yishou Reply:
Dear Parent, By assessing bone age, we can determine whether there is still potential for growth in height. Thank you for your message.[Read More] Will I Still Grow Taller After Starting Puberty at 12?
Can I Still Grow Taller? Understanding Growth Patterns in Adolescents
Is it still possible to grow taller? In our country, I started developing an Adam's apple in the second year of junior high school and began growing armpit hair in the third year, but only a little, and there is none on the left side. I grew 8 cm from the first to the second...
Dr. Xiao Kaiwen Reply:
Puberty for boys generally lasts until the age of 18, and the chances of growing taller after puberty are quite limited. It may be advisable to consult a pediatric growth and development specialist at a hospital for a bone age assessment, which evaluates the degree of epiphyseal ...[Read More] Can I Still Grow Taller? Understanding Growth Patterns in Adolescents
Bee Sting Recovery: Understanding Prolonged Symptoms in Children
It has been 2 weeks and 4 days since the bee sting? Hello Doctor: My child is 6 years old and was stung by a bee on the right cheek near the eye on March 28. The stinger was left in the skin, which we removed ourselves. Initially, there was significant redness and swelling. We ap...
Dr. Xiao Kaiwen Reply:
The phrase "the wound becomes deeper" refers to an increase in depth rather than a change in color.[Read More] Bee Sting Recovery: Understanding Prolonged Symptoms in Children
Understanding Salmonella Infection in Children: Symptoms and Recovery Insights
Salmonella infection Hello Doctor: My child had diarrhea and we took him to the clinic. After reviewing the stool photos, the doctor informed us that it was a Salmonella infection. He has been on medication for 7 days, and the diarrhea is gradually improving (the frequency is sta...
Dr. Lin Yishou Reply:
Dear Parent, Generally, if symptoms are improving, there should not be any blood present. It is advisable to return to the hospital for follow-up. Thank you for your message.[Read More] Understanding Salmonella Infection in Children: Symptoms and Recovery Insights
Can Children with Antibiotic Allergies Safely Receive Varivax Chickenpox Vaccine?
Ototoxicity in infants receiving the varicella vaccine? Dr. Lin, I have a question. My child has just turned 1 year and 1 month old and has a congenital genetic predisposition to drug-induced hearing loss, specifically an allergy to aminoglycoside antibiotics. However, the varice...
Dr. Lin Yishou Reply:
Please consult with other physicians.[Read More] Can Children with Antibiotic Allergies Safely Receive Varivax Chickenpox Vaccine?
Understanding Decreased RBC in Children: Anemia Concerns and Testing
Decreased RBC (Red Blood Cell) count in blood test? Hello, doctor. My son is eight years old. From 2019 to 2021, he had three routine blood tests, and his RBC count decreased from 4.67 to 4.53 to 4.34, Hb from 13 to 12.9, and Hct from 39.7 to 38.7 to 37. All these values are cons...
Dr. Xiao Kaiwen Reply:
An 8-year-old's complete blood count (CBC) values are similar to those of adults. Easy bruising should be evaluated in terms of coagulation function, such as platelet count, and is not related to anemia. Such values show only a very slight decrease; if other parameters in th...[Read More] Understanding Decreased RBC in Children: Anemia Concerns and Testing
Impact of Ingesting Residual Alcohol on Children's Growth and Development
Ingestion of incompletely evaporated alcohol? Over the past year, children (ages 2 and 4) have frequently used 75% alcohol or alcohol wipes to sanitize their hands while outdoors or at restaurants. It is quite challenging for them to control this, and occasionally, the alcohol do...
Dr. Xiao Kaiwen Reply:
I believe that the amount of alcohol additives in hand sanitizer is minimal, and since the quantity used each time is limited, the issue of residue remaining on the hands after the alcohol evaporates should not be significant. However, it is best to avoid it when possible, as dir...[Read More] Impact of Ingesting Residual Alcohol on Children's Growth and Development
Transitioning from Breast Milk to Formula: Managing Vomiting and Rashes
Switching from breast milk to formula can lead to vomiting, rashes, and coughing? Hello Doctor, my son is about to turn 1 year old. Since he was two months old and had enough breast milk, he has been exclusively breastfed until now. Due to insufficient milk supply, I want to swit...
Dr. Xiao Kaiwen Reply:
Breastfeeding is recommended to continue until the age of two. In fact, once a child turns one, they can start eating regular meals that are chopped or mashed from the family table, while dairy products become more of a supplementary food rather than a necessity. There is no stri...[Read More] Transitioning from Breast Milk to Formula: Managing Vomiting and Rashes
Understanding Fecal Occult Blood Tests in Pediatric Patients
Fecal occult blood test (FOBT) Recently, a child had blood streaks in their stool. After a consultation, a stool sample was collected, and an immunochemical fecal occult blood test was performed specifically on the areas with blood streaks. The results came back positive, but it ...
Dr. Xiao Kaiwen Reply:
Fecal occult blood testing means that if there is blood in the stool, it can be detected even in very small amounts that are not visible to the naked eye. If the amount of blood is large enough to be seen, the fecal occult blood test will certainly be positive. Therefore, there i...[Read More] Understanding Fecal Occult Blood Tests in Pediatric Patients
Impact of Early Pregnancy Flu and Fever on Baby's Development
The impact of fever due to influenza during early pregnancy on the baby? Hello doctor, I had the flu and a fever of 38 degrees Celsius during the early stages of my pregnancy at 6 weeks. I did not take any medication and recovered naturally. After my baby was born, I was very anx...
Dr. Pei Rensheng Reply:
Hello! There are research reports indicating that women hospitalized due to influenza are not only more likely to experience preterm labor and give birth to low birth weight infants, but their babies also have an eightfold increased risk of having low APGAR scores (indicating ins...[Read More] Impact of Early Pregnancy Flu and Fever on Baby's Development
Understanding Prolonged APTT in Children: What Parents Should Know
Blood disorders / Prolonged APTT (Activated Partial Thromboplastin Time) Hello Doctor, my son is 7 years old. In October 2019, he had a fever due to influenza, and later developed some red spots on his hands. The clinic doctor suggested that it would be best to check his coagulat...
Dr. Xiao Kaiwen Reply:
Hemophilia is a congenital disorder, so issues with coagulation function should be evident after birth, such as skin petechiae, easy bruising, frequent nosebleeds, and joint bleeding leading to swelling and deformity. Additionally, activated partial thromboplastin time (APTT) is ...[Read More] Understanding Prolonged APTT in Children: What Parents Should Know
Understanding Abnormalities in Infant Anus Development: What Parents Should Know
Baby growth and development Dear Doctor, my child was born with an abnormal appearance of the anus. Initially, the gynecologist suspected it might be imperforate anus, but the pediatric examination confirmed the presence of an anus, although it lacks the typical folds and appeara...
Dr. Lin Yishou Reply:
Currently, there is no research indicating any abnormalities in this area. It is advised to remain vigilant, and if incontinence issues occur, please seek medical attention. Thank you.[Read More] Understanding Abnormalities in Infant Anus Development: What Parents Should Know
Understanding Blood in Stool: Pediatric Concerns and Diagnosis
Bowel movement issues A 2-year-old child had a significant amount of dark red blood in the stool two weeks ago (on the surface). The night before the bloody stool, the child experienced constipation and strained during a bowel movement. Over the next two weeks, there were instanc...
Dr. Xiao Kaiwen Reply:
Meckel's diverticulum bleeding is usually more significant and can occur with or without abdominal pain. Most of the bleeding originates from the small intestine, so it is often mixed throughout the stool (though this is not always the case). Anal fissures typically involve ...[Read More] Understanding Blood in Stool: Pediatric Concerns and Diagnosis
Understanding Autoimmune Disorders and Blood Issues in Children
Autoimmunity / Coagulation / Rash Hello Doctor, in October 2019, my son (7 years old) was infected with influenza B. Later, he developed some red spots on his hands, and after a blood test at the hospital, the emergency doctor said everything was normal, with a platelet count of ...
Dr. Xie Wanghu Reply:
Hello, in the case of a viral infection in children, a platelet count of over 100,000 is acceptable. APTT is 23.9-35.5 seconds and PT is 9.4-12.5 seconds, both of which are within the normal range. The diagnostic criteria for hemophilia include: 1. Normal PT, 2. Prolonged APTT, 3...[Read More] Understanding Autoimmune Disorders and Blood Issues in Children
Understanding Red Spots on Children's Face and Neck: Causes and Concerns
Red spots on a child's face/neck? Hello, doctor. My child is currently 7 and a half years old, and he is a boy. At the end of December last year, he developed a red spot on his face. We took him to see a dermatologist, who said it was a red spot caused by vascular dilation, ...
Dr. Xiao Kaiwen Reply:
Boys with precocious puberty may exhibit other signs, such as the development of secondary sexual characteristics, including enlargement of the glans penis, lengthening of the penis, darkening and enlargement of the scrotum, development of pubic and axillary hair, and a significa...[Read More] Understanding Red Spots on Children's Face and Neck: Causes and Concerns
Understanding Frequent Bruising on Your Child's Knees: When to Worry
Frequent bruising of the knee? Hello Doctor, my son is seven years old and in second grade. Since the second semester of his first grade, I have noticed that he often has bruises on his knees. We have tested his prothrombin time (PT) which is 10.7 seconds, and activated partial t...
Dr. Xiao Kaiwen Reply:
Coagulation function includes PT, APTT, total platelet count, and platelet function (bleeding time, which seems not to have been tested for your child). If all these tests are normal, there should be no issues with coagulation function or hemophilia. If there are problems with co...[Read More] Understanding Frequent Bruising on Your Child's Knees: When to Worry
Swelling Under Tongue After Wisdom Tooth Extraction: Which Specialist to See?
There is a lump under the tongue? After having my wisdom teeth removed, a lump appeared under my tongue that hasn't gone away for several days and has changed color. Which specialist should I see?
Dr. Zhong Ruixian Reply:
Hello Ms. Ying: You may return to see a dentist or a pediatric infectious disease specialist! Wishing you safety and health! Zhong Ruixian[Read More] Swelling Under Tongue After Wisdom Tooth Extraction: Which Specialist to See?
Will a 14-Year-Old Still Grow Taller? Understanding Growth Patterns
Will a second-year junior high school student still grow taller? Hello, I would like to ask, I am 159 cm tall, in the second year of junior high school, my father is 168 cm tall, and my mother is 156 cm tall. Since the summer vacation after the first year of junior high school un...
Dr. Xiao Kaiwen Reply:
If secondary sexual characteristics have appeared, it may be less likely to experience significant height growth. However, boys typically continue to grow until around the ages of 16 to 17. Therefore, improvements in exercise, diet, lifestyle habits, and sleep can still contribut...[Read More] Will a 14-Year-Old Still Grow Taller? Understanding Growth Patterns