Understanding Knee Injuries: Dealing with a Persistent Bump After Trauma
Regarding a knee injury, a lump has developed on the inside after a few months..? Hello, about a year ago, I bumped my left knee against the bed frame. It was very painful at the time, but there was no visible injury, so I didn't think much of it and assumed it would heal in...
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, based on your description, the swelling in your left knee is likely a hematoma in the bursa located between the kneecap and the skin, which occurred after you bumped into the bed frame. Initially, it may feel like a hard lump, but over ten day...[Read More] Understanding Knee Injuries: Dealing with a Persistent Bump After Trauma
Managing Post-Car Accident Orthopedic Issues: Pain Relief Strategies
Post-accident sequelae? I was in a car accident yesterday, and I don't remember how I fell. When I woke up, I was able to get up and ride my bike to work. After that, I immediately went to the emergency room, where I had an X-ray, and the doctor said everything was fine. How...
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, injuries caused by a car accident typically result in contusions or sprains. Muscles, tendons, and soft tissues may experience bruising or microvascular hematomas or bleeding, usually leading to pain and weakness within 48 to 72 hours. Based o...[Read More] Managing Post-Car Accident Orthopedic Issues: Pain Relief Strategies
Can I Play Sports After a Partial ACL Tear Without Surgery?
Could you please provide more details regarding your questions about the cruciate ligaments? Doctor, I apologize for bothering you, but I would like to ask about my knee injury caused by sports. After diagnosis and an MRI examination, it was found that I have a partial tear of th...
Dr. Li Wenlin reply Orthopedics
Hello LIF: Based on your description, your anterior cruciate ligament (ACL) is not completely torn. With appropriate protection (using assistive devices) and proper muscle training, it is possible to manage and still participate in activities like soccer or basketball, although y...[Read More] Can I Play Sports After a Partial ACL Tear Without Surgery?
Effective Rehabilitation Strategies After Hip Joint Surgery
Postoperative Rehabilitation for Hip Joint Surgery Hello, doctor. I was in a car accident in mid-February and my hip joint was crushed. The doctor did not perform a hip replacement but instead used plates and screws. It has been over three months since the surgery, and I would li...
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, what you refer to as a "crushed hip joint" likely refers to an acetabular fracture. If it is indeed an acetabular fracture, it does not necessarily require treatment with a hip replacement. If the joint surface remains intact, some c...[Read More] Effective Rehabilitation Strategies After Hip Joint Surgery
Understanding Type I Collagen and Its Role in Osteogenesis Imperfecta (OI)
Regarding OI (Osteogenesis Imperfecta)? Hello, doctor! The cause of Osteogenesis Imperfecta (OI) is related to the deficiency of type I collagen. I would like to ask you, what is type I collagen? Thank you!
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, collagen fibers are the main component of all connective tissues. Currently, it is known that 20 genes influence the production of collagen fibers, and there are thirteen different types of collagen identified so far. These can be categorized ...[Read More] Understanding Type I Collagen and Its Role in Osteogenesis Imperfecta (OI)
Understanding Bone Cysts in Children: Treatment Options Explained
Cyst Hello Dr. Lee, my daughter (3.3 years old) has been limping for the past two weeks. After X-rays and a CT scan, the doctor diagnosed her with a cyst in the femur, which occupies nearly half of the bone. The doctor suggested either observation, a needle aspiration with medica...
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, based on your description, your daughter likely has a benign cyst in her femur, which could be a simple bone cyst or an aneurysmal bone cyst. Generally, if the area is not too large and does not invade more than half the thickness of the surro...[Read More] Understanding Bone Cysts in Children: Treatment Options Explained
Understanding Leg Discrepancies in Children: When to See a Specialist
The child's legs are misaligned? Hello Dr. Lee, The school nurse informed me that my child was unable to stand straight while measuring height, and it seems that one thigh bone is higher than the other. She suggested that I consult an orthopedic doctor. Should I look for a ...
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, I am also from Tainan. I recommend taking your child to see Dr. Yang Jun-Yu, the Chief of Orthopedics at Cheng Kung University Hospital, or Dr. Qin Ling-Xiao, the Chief of Orthopedics at Chi Mei Medical Center. Both are pediatric orthopedic sp...[Read More] Understanding Leg Discrepancies in Children: When to See a Specialist
Is Cast Immobilization Enough for My Heel Fracture?
Fracture fixation I sought medical attention for a tear-type fracture in my heel. The doctor only applied a cast for stabilization, but after 7 weeks, there has been almost no improvement. I experience pulling pain when sitting or lying down, and I feel that the area is not prope...
Dr. Li Wenlin reply Orthopedics
Hello, In response to your question, fractures do not always require surgical treatment; the best approach is determined based on the type and classification of the fracture, as well as the individual circumstances of the patient. Generally speaking, fractures of the bones tend...[Read More] Is Cast Immobilization Enough for My Heel Fracture?
Understanding Patellar Chondromalacia: Causes, Treatment, and Recovery Tips
What is patellar chondromalacia? Hello Dr. Lee: I am currently serving in the military. Recently, I experienced pain in my right knee that has persisted for two years, so I visited the 804 Hospital. The doctor initially diagnosed me with a meniscus tear and recommended arthroscop...
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, patellar chondromalacia is usually of unknown origin and typically occurs after the teenage years. Almost everyone over the age of forty experiences some degree of patellar softening due to aging. Quterbridge classified the observation of pate...[Read More] Understanding Patellar Chondromalacia: Causes, Treatment, and Recovery Tips
Should Your Child Wear Corrective Shoes for Flat Feet?
Do children need to wear corrective shoes? My child (currently two years and seven months old) walks with an inward foot position and has unstable ankles. Additionally, the father has flat feet (which I understand has a high chance of being hereditary). Should my child wear corre...
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, it is common for children to have in-toeing, and it usually does not require correction. Additionally, commercially available corrective shoes may not have a genuine corrective effect. Therefore, I recommend finding a trusted orthopedic physic...[Read More] Should Your Child Wear Corrective Shoes for Flat Feet?
Understanding Bone Development: Insights on Dental and Skeletal Growth
Is bone development normal? Hello Dr. Li Wen-Lin: My height and bone structure are above average for my age group, and this has been the case since childhood. I still have one primary tooth that has not been replaced by a permanent tooth. An X-ray shows that there is no permanent...
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, it appears that you may have a congenital absence of permanent teeth, specifically a developmental absence of one or two permanent teeth. The absence of molars and mandibular incisors is more commonly observed.[Read More] Understanding Bone Development: Insights on Dental and Skeletal Growth
Understanding and Addressing Toe Walking in Toddlers: A Guide for Parents
Pediatric Gait Abnormalities Dear Dr. Li, Hello. My daughter is currently 2 years old. Since she started walking, she has been walking on her tiptoes. Even now, she still walks on her tiptoes and runs a little that way, but she does not do it when standing still. We often correc...
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, there are five possible reasons why a child may prefer to walk on their toes: 1. Congenital: Such as clubfoot, where the shape of the foot is not normal and can usually be identified visually. 2. Neurological: Such as in cases of cerebral pals...[Read More] Understanding and Addressing Toe Walking in Toddlers: A Guide for Parents
Can Multiple Osteochondromas Exempt You from Military Service?
Can osteochondroma be exempt from military service? Can individuals with multiple osteochondromas throughout the body be exempt from military service? Could you explain this to me?
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, benign tumors of vital organs that affect motor function after surgical correction or cannot be surgically corrected are classified as exempt from military service. Multiple osteochondromas are a type of benign tumor of vital organs. The deter...[Read More] Can Multiple Osteochondromas Exempt You from Military Service?
Understanding and Correcting Toe Deformities in Children: A Guide
Bunion (Hallux Valgus) Hello. A child around 3 years old has the second toe bending outward and the third toe bending inward, causing slight overlapping. May I ask: 1. What impact will this phenomenon have on their growth? 2. At what age is it most appropriate to correct this? 3....
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, toe issues are quite common. Based on your description, your son may have overriding toes, which typically occur between the second, third, and fourth toes. This condition usually does not require correction and tends to change as he grows old...[Read More] Understanding and Correcting Toe Deformities in Children: A Guide
Understanding Knee Pain: Causes and Solutions for Young Athletes
Knee pain I am 30 years old, and for the past year or two, every time I play basketball, my knees hurt the next day. When bending or straightening my knees, I feel a sensation of something getting stuck in the middle of the knee, and sometimes there is a popping sound. When my le...
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, based on your description, the pain and sensation of the kneecap getting stuck with a popping sound the day after exercise is typically due to inflammation of the patellar ligament caused by intense physical activity. Generally, resting for a ...[Read More] Understanding Knee Pain: Causes and Solutions for Young Athletes
Understanding Wrist Pain: Causes and Treatment Options
Wrist pain Hello: I haven't bumped into anything or had any other incidents recently, but I have a protrusion near my wrist, around the scaphoid and lunate bones. What should I do?
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, based on your description, it is possible that you have a ganglion cyst. This is a benign cyst that most commonly originates from the synovial fluid-filled cysts formed in the periosteum of the scaphoid and lunate bones. Generally, it is painl...[Read More] Understanding Wrist Pain: Causes and Treatment Options
How to Determine if You've Suffered a Bone Injury After an Accident
After a car accident..? This morning, on October 27th, I accidentally collided with a parked motorcycle while riding my scooter, resulting in my calf being pinched and sustaining a skin injury. Currently, my calf muscles feel very tight and sore, with a tingling sensation, almost...
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, if the lower limb bones are injured, it typically presents with persistent pain, deformity, swelling, and an inability to bear weight. Based on your description, your injury is likely a soft tissue injury without bone involvement. Wishing you ...[Read More] How to Determine if You've Suffered a Bone Injury After an Accident
Understanding the Causes of Frontal Bone Depression: A Medical Insight
Causes of Frontal Bone Depression Dr. Li: Hello! I have had a small depression in my left frontal bone (just above the left eyebrow) since childhood, but it was only noticeable upon close inspection or touch. However, it has been expanding and deepening over the past two years, a...
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, it is difficult to reach a conclusion based on your description. I recommend that you visit a nearby hospital for a thorough examination by a surgeon, preferably a plastic surgeon or a neurosurgeon. I believe this will help resolve your concer...[Read More] Understanding the Causes of Frontal Bone Depression: A Medical Insight
Early Detection of Hip Dislocation in Infants: Key Signs to Watch For
How to early detect hip dislocation in infants? Hello, I noticed that my two-month-old daughter has asymmetrical skin folds on the inner thighs. Is it possible that she has a hip dislocation? (The leg lengths are equal.) Thank you for your service.
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, I apologize for the delay in answering due to certain factors! Based on your description, the asymmetry of the inner thigh folds in your two-month-old daughter may be a sign of congenital hip dislocation. However, this is only a clinical obser...[Read More] Early Detection of Hip Dislocation in Infants: Key Signs to Watch For
What is Bone Cement? Uses, Pros and Cons, and Side Effects Explained
What is bone cement? What are its uses, advantages, and disadvantages? Are there any side effects? Recently, a friend of mine suffered a fracture while exercising. After an X-ray examination at the hospital, the doctor stated it was a pathological fracture that requires surgery, ...
Dr. Li Wenlin reply Orthopedics
Hello: In response to your question, the composition of bone cement is PMMA (Polymethylmethacrylate), which is a polymer of methyl methacrylate. It is used for the adhesion of artificial joints to bone and was initially applied in dentistry before being utilized in orthopedics in...[Read More] What is Bone Cement? Uses, Pros and Cons, and Side Effects Explained