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Yan Xin Liang
Pediatrics
About me
Graduated from Nanhua University, engaged in pediatric work for over 10 years, and have further studied at Hunan Children's Hospital, Xiangya Hospital, and Beijing Children's Hospital.
Proficient in diseases
Diagnosis and treatment of common diseases in pediatric internal medicine, especially skilled in the diagnosis and treatment of pediatric respiratory system and neurological diseases, such as pediatric convulsions, epilepsy, asthma, and lung infections...
Voices
How many days will it take for a child to recover from a cold?
How long it takes for a child to recover from a cold depends on the specific circumstances. If it's just a minor cold, like a common viral cold with symptoms such as a runny nose and sneezing, the symptoms can generally be controlled within about 3 to 5 days. However, if the child's cold symptoms are more severe, including high fever, coughing, and a runny nose, it could take longer, possibly 5 to 7 days or more. This is because some colds can lead to bronchitis or even develop into pneumonia. It is difficult to specify an exact duration in such cases. For instance, bronchitis generally requires about 5 to 7 days of treatment to control the symptoms. If pneumonia is involved, the recovery might take even longer, around 7 to 10 days or up to 2 weeks. Therefore, an assessment based on the child's specific condition is needed to estimate how long it might take to recover. A typical mild cold can usually have its symptoms controlled within about 3 to 5 days.
How many days will it take for a child's diarrhea to get better?
Children's diarrhea can be divided into viral diarrhea and bacterial enteritis. Viral diarrhea, most commonly rotavirus enteritis, follows a specific disease course, where most cases gradually recover after 5-7 days with rehydration and symptomatic treatment. If it is bacterial enteritis, effective anti-infection treatment with sensitive antibiotics can also control the symptoms within 5-7 days. Additionally, some diarrheas caused by bacterial dysentery generally require 7-14 days of treatment, and fungal enteritis also typically needs one to two weeks of treatment.
How to deal with a child's cold and low fever
When a child has a mild fever due to a cold, it is often likely caused by a viral infection. In this case, it's important to monitor the child's temperature. Initially, physical methods to reduce fever can be adopted, such as encouraging the child to drink more warm water, giving warm water sponge baths, or bathing in warm water. Additionally, appropriate oral antiviral medications and some traditional Chinese medicines, such as those that clear heat and detoxify, can be administered. It is also vital to observe the child's behavior and check for symptoms like coughing, vomiting, runny nose, or diarrhea.
Principles for the Management of Childhood Asthma
Firstly, it is necessary to adhere to the principles of long-term, continuous, standardized, and individualized treatment. In the acute exacerbation phase, rapid relief of symptoms is required, primarily through anti-asthma treatment. During the remission phase, it is essential to maintain long-term control of symptoms, anti-inflammation, and reduce airway hyperresponsiveness, while also avoiding triggers and self-care. The treatment goal is to control and eliminate asthma symptoms as much as possible, reduce the number of asthma attacks, or even prevent them, maintain normal or near-normal lung function, allow participation in normal physical activities, including sports training, etc., minimize drug side effects, and prevent the development of irreversible airway obstruction.
Phenylketonuria Test Methods
The examination methods for phenylketonuria primarily include newborn screenings usually performed three to seven days after birth by drawing a blood sample from the heel and placing drops on specialized blood collection filter paper. Once dried, the sample is sent to a screening laboratory to determine the concentration of phenylalanine. If the phenylalanine concentration exceeds the cutoff value, further examinations and confirmatory tests are necessary, with the confirmatory test involving the measurement of phenylalanine concentration. Another method involves the analysis of urinary pterin profile, mainly used to differentiate dihydrobiopterin reductase deficiency. Additionally, gene analysis can be applied to detect mutations in genes such as phenylalanine hydroxylase, aiding in genetic diagnoses and prenatal diagnoses.
What should I do if a child has a cold with a persistent high fever?
For a minor cold accompanied by persistent high fever, firstly, it is essential to monitor body temperature. If the fever continues, the initial step should be to reduce the fever, which can be done by taking ibuprofen or acetaminophen orally every 4 to 6 hours as required. Additionally, physical cooling methods such as tepid sponge baths, warm baths, and drinking warm water can also be used. If the fever persists or recurs, it's crucial to visit a hospital for routine blood tests and C-reactive protein assessments to evaluate the condition and determine whether it is caused by a bacterial or viral infection. If a bacterial infection is suspected, sensitive antibiotics should be used to treat the infection. If a viral infection is considered to be the cause of the ongoing fever, treatment should primarily focus on fever reduction. Attention should also be paid to mental responses and changes in body temperature.
What should I do about my baby's umbilical hernia?
If your baby has an umbilical hernia, there is no need to panic. Generally speaking, this hernia occurs because the area around the baby's navel is not fully developed, leading to the hernia. It usually becomes more noticeable after crying - clearly protruding, but it can retract after resting. Typically, between one to two years old, the hernia may resolve by itself, so there's no need for special treatment. If you feel compelled to do something, you can buy a belt at a maternity and baby store and place a coin or another hard, flat object beneath it to press down on the navel, which can help the hernia repair sooner. However, if the hernia is large and still protrudes noticeably after the age of two, surgical intervention might be necessary.
Is Tetralogy of Fallot hereditary?
Tetralogy of Fallot is a common cyanotic congenital heart disease in children, accounting for about ten percent of congenital heart diseases. It primarily consists of four abnormalities: ventricular septal defect, right ventricular outflow tract obstruction, overriding aorta, and left ventricular hypertrophy. Congenital heart disease is not a hereditary disease; it is not controlled by genes, mainly due to abnormal development of the heart and blood vessels during fetal development, leading to cardiovascular malformations. Thus, this disease is not hereditary.
What are the symptoms of bronchitis in babies?
Babies with bronchitis, especially older ones, generally exhibit coughing, phlegm, and wheezing. Some may also have a fever, along with symptoms like a runny nose and sneezing. During physical examinations of the lungs, rales caused by phlegm can sometimes be heard in the throat, and in some cases, wheezing and asthmatic sounds can be observed. The lungs may reveal inconsistent moist rales. The primary treatment for these children involves cough suppression, phlegm removal, and anti-infection therapy.
Can children with a cold eat eggs?
When a child has a cold, the diet should definitely be light, offering easily digestible foods. If the baby does not have a fever, eggs can be consumed in moderate amounts as they provide a rich source of protein, phospholipids, vitamins, and other nutrients. However, if the baby has a fever, it is best to avoid giving them eggs because eggs are relatively hard to digest and rich in protein and phospholipids, which can increase the burden on the gastrointestinal tract. Additionally, a fever can affect digestive functions, which is not conducive to the baby's recovery. Therefore, it should be determined based on the situation.