Patella, Orthopedics FAQ

Understanding Persistent Knee Pain: Causes and Treatment Options

Right knee issues? Hello Doctor: Last July, I experienced discomfort on the inner side of my right knee due to weight training, so I stopped training. After a period of rehabilitation, the discomfort shifted to the outer side. I have been in rehabilitation for about 8 months (inc...

Dr. Shi Guozheng Reply:
Your pain may be related to a ligament issue or cartilage wear or inflammation of the patella. Additionally, it is important to check for any lateral displacement or valgus deformity of the patella. In any case, you should consult an orthopedic physician for further evaluation.

Understanding Unexplained Knee Pain: Causes and Solutions

Knee pain Hello, Doctor. I would like to ask about a knee issue. My knee has been experiencing unexplained pain for a month now, and it hurts every day. Sometimes there is a sharp pain, and it can be so painful that I have difficulty exerting force. It also feels tight and uncomf...

Dr. Shi Guozheng Reply:
Knee pain may be caused by poor posture or overuse, so it's important to reflect on the underlying reasons. If there is no redness, swelling, or heat, it is less likely to be related to rheumatic diseases. It's also important to clarify the location of the pain; if the ...

Understanding Patellar Fractures: Recovery, Treatment, and Risks

Patellar fracture Due to a fall, the left knee directly impacted the floor, resulting in a patellar fracture. After undergoing internal fixation surgery with steel pins and wires, it has been two and a half months, but the left knee remains swollen and there is still weakness in ...

Dr. Shi Guozheng Reply:
Patellar fractures rarely accompany ligament injuries; however, a definitive diagnosis still requires examination and assessment by a physician. Once the bone has healed, engaging in physical activity is unlikely to pose issues. After fracture healing, it is generally advisable t...

Understanding Knee Noises After ACL and Meniscus Surgery: Causes and Solutions

Knee flexion and extension accompanied by audible sounds? Hello Doctor, I previously injured my knee in a car accident and underwent posterior cruciate ligament reconstruction and meniscus repair surgery. It has been almost four months since the surgery, but I recently noticed a ...

Dr. Shi Guozheng Reply:
If there is pain, it may not be a concern; it could be the sound of bones rubbing against each other. Sometimes, the lateral displacement of the patella may also be related. If you are still worried, you can return to the surgeon's clinic for a follow-up examination.

Persistent Knee Pain After Injury: Seeking Answers and Solutions

Severe pain persists in the knee two and a half months after the injury? Hello Doctor: Thank you for your tireless efforts in answering the questions of netizens. I truly appreciate it. In mid-February, while running, I tripped over an unknown object and fell, landing on both kne...

Dr. Chen Yongxue Reply:
Hello, both meniscus and cruciate ligament injuries cannot be diagnosed with X-rays; an MRI is necessary. Regarding the interpretation of MRI results, there can be some margin of error. PRP injections cannot alleviate pain from a right knee fracture; if there is no displacement, ...

Does Patellar Dislocation Cause Bone Loss? Expert Insights

Patellar issues? Hello Dr. Shi: Could you please tell me if a patellar dislocation can cause bone loss? Thank you for your assistance.

Dr. Shi Guozheng Reply:
If a joint remains dislocated for an extended period, it can lead to wear and tear on the adjacent femoral surface.

Understanding Left Knee Pain: Causes and When to See a Doctor

Knee pain Why does my left knee hurt whenever I run, walk, or put weight on it? Sometimes it even feels weak, and I also notice significant discomfort in my knee when I hike every day. Should I see a doctor?

Dr. Shi Guozheng Reply:
It may be an issue with the patella, and you should consider seeing a doctor.

Recovery Timeline and Considerations for Patellar Fractures

Patellar comminuted fracture I have a large open wound on my knee due to a car accident, and I have a comminuted fracture of the patella with one-third removed and two-thirds preserved without the use of steel pins. How long will it take for the bone to heal? How long will rehabi...

Dr. Shi Guozheng Reply:
The approximate healing time is three months, with rehabilitation lasting three to six months. There is a possibility of degenerative joint changes between the patella and femur in the future. Before complete healing, the knee joint should not be flexed excessively.

Returning to Work After Patellar Fracture: Is Two Months Enough?

Can I return to work 2 months after a comminuted fracture of the patella? I was in a car accident on December 2nd of last year, resulting in a comminuted fracture of my left patella and a fractured right clavicle. I underwent surgery on December 3rd (the left patella was shattere...

Dr. Chen Yongxue Reply:
Generally, the initial healing of a fracture takes about six weeks to return to normal daily activities, and most individuals can resume exercise after three months. The letter mentions that the patella is fractured into four pieces (which is actually not too severe and not consi...

Recovering from Patellar Fracture: Tips for Muscle Regeneration and Emotional Well-being

Comminuted fracture of the patella, with remaining iron wire fixation after screw placement? Hello Doctor, I was in a car accident on September 21, 2017, and my left patella was severely shattered. It has been over four months since then, and I have been using crutches to walk wi...

Dr. Chen Yongxue Reply:
Hello, 1. In principle, patellar fractures can bear weight. Initially, you should avoid bending and actively straightening (including straightening while suspended) both movements. 2. This condition often leads to a decline in thigh muscle strength and muscle atrophy, which i...

Understanding Knee Injuries: Symptoms, Causes, and Care Tips

Knee impact I fell on a stone path today and when I got up, I noticed that my right knee was a bit swollen and I couldn't stand straight. It hurts a lot when I try to stand up straight, and even after applying ice at home, it still feels the same. What could I have injured? ...

Dr. Shi Guozheng Reply:
Typically, direct impact to the knee joint will cause swelling and pain in the anterior patella. Ice therapy and rest are recommended for the first 24 hours, after which heat therapy can be applied, and activity can gradually resume.

Understanding Anterior Knee Pain: Patellar Tendonitis vs. Osgood-Schlatter Disease

Anterior knee pain During high school, while coaching the basketball team, I encountered a player with anterior knee pain (diagnosed as inflammation at the distal patellar tendon insertion on the tibial tuberosity). This is likely patellar tendinitis, right? Or could it also be O...

Dr. Shi Guozheng Reply:
X-rays can reveal changes in the bones associated with Osgood-Schlatter disease, whereas simple patellar tendinitis does not show any bone changes. In high school-aged individuals, pain may also be due to changes in the bones, so it is advisable to consult a physician for an exam...

Is PRP Injection Necessary for Long-Lasting Ligament Injury?

Ligament rupture Hello Doctor: Six months ago, I twisted my knee while skiing. Since then, I have been swimming and cycling, but I often feel pain on the inner side of my knee. Last week, the pain became unbearable, so I went to see a doctor. After an ultrasound, the doctor found...

Dr. Cai Shanglin Reply:
If the pain is severe, you may consider corticosteroid injections (covered by health insurance).

Knee Issues After Car Accident: Understanding Pain and Recovery

Knee issues after a car accident? Hello, Doctor. Five months ago, I suffered a left femoral fracture due to a car accident. I have been undergoing physical therapy for two months, primarily focusing on knee flexion rehabilitation. The angle has improved to nearly match my healthy...

Dr. Li Yongheng Reply:
Hello: 1. Femoral fractures are often associated with injuries to the knee's cruciate ligaments, with clinical manifestations primarily including weakness and instability in the affected limb. It is recommended to perform magnetic resonance imaging (MRI) for evaluation. 2. A...

Can Patellar Malalignment Cause Chondromalacia Without External Displacement?

Patellar malalignment is not a prerequisite for developing patellar chondromalacia? Hello doctor, I experienced sudden pain above my right patella at the beginning of November. Initially, I thought it was tendonitis, but after a long time, there hasn't been significant impro...

Dr. Shi Guozheng Reply:
Patellar malalignment may occur without external rotation, and chondromalacia can still be present. If there is external rotation, it can increase the pressure on the patella, leading to more pain or discomfort. Maintaining proper sitting posture can help prevent bone and joint i...

Knee Issues After Tibial Fracture: Recovery and Rehabilitation Tips

Knee issues following a tibial fracture? Hello, I had a car accident on October 1st, resulting in an open fracture of the tibia and fibula in my right lower leg. That night, I underwent surgery for intramedullary nailing of the tibia. I was able to get out of bed on October 3rd a...

Dr. Shi Guozheng Reply:
Surgical treatment for tibial fractures often involves the use of intramedullary nails, with the entry point located at the proximal tibia near the knee joint. This typically requires an incision through the patellar tendon to insert the nail. Occasionally, this may irritate the ...

Understanding Ligament Reconstruction: When Is Surgery Necessary?

Regarding ligament reconstruction? Hello, doctor. I have been experiencing abnormal pain in my left foot, so I went to see an orthopedic specialist. The doctor mentioned that both my knee and ankle are relatively loose. After taking X-rays, the doctor suspects that I have a ligam...

Dr. Li Yongheng Reply:
Hello, generally speaking, with proper rehabilitation to strengthen muscle strength, ligament laxity can often improve. However, if physical therapy does not lead to improvement, long-term reliance on braces for protection or ligament reconstruction surgery may be necessary. Wish...

Understanding Knee Noises: Is It Injury or Joint Degeneration?

Knee issues Hello, Doctor! I am a 52-year-old male. Recently, when I squat down or stand up from a chair, my knees make a cracking sound, but there is no pain or swelling. I usually have a habit of exercising (walking or cycling), and I have been particularly enthusiastic about p...

Dr. Shi Guozheng Reply:
The presence of sounds in the joints does not necessarily indicate a pathological condition; it can often be a result of aging. Sounds may occur when the patella moves and rubs against the ligaments or the femoral joint surface, which may indicate changes in the cartilage. If sym...

Understanding Patellar-Femoral Joint Cartilage Wear and Recovery Time

Further inquiry into the wear of cartilage in the patellofemoral joint? Thank you, Dr. Li, for your response. Your reply has given me a better understanding of my condition, and I truly appreciate it! I would like to continue consulting you regarding recovery and treatment for th...

Dr. Li Yongheng Reply:
Hello: 1. Rehabilitation treatment is typically required for about 3-6 months from the date of injury. 2. It is generally not recommended to wear braces for extended periods to avoid muscle atrophy. If long periods of standing or walking are necessary, you may consider using a pa...

Understanding Cartilage Damage and Rehabilitation After Weight Training Injuries

Weight training can lead to cartilage wear? Hello Dr. Lee, I would like to ask a question. In July of this year, I sustained a knee injury while doing strength training, which has caused discomfort in my knee. It feels weak when walking, and I experience discomfort after walkin...

Dr. Li Yongheng Reply:
Hello, cartilage can be classified into meniscus or general articular cartilage. Based on your description, it seems more like patellar tilt causing wear on the cartilage of the patellofemoral joint. Therefore, the physician has arranged for hydrotherapy and quadriceps strengthen...

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