Cruciate ligament, Orthopedics FAQ

Post-ACL Surgery: Understanding the Popping Sound in Your Knee

A popping sound may occur when straightening the knee after anterior cruciate ligament (ACL) surgery? On March 11 of this year, I underwent surgery for a torn anterior cruciate ligament (ACL) in my left knee, using an autograft. In July, I discovered that the surgery had failed, ...

Dr. You Dianqi Reply:
Hello, I would like to fully understand your questions before responding, as I find the two sections of your article a bit unclear: 1) Did you use the same autologous ligament again after the first surgery failed? 2) The knee is not very swollen, but there is a slight stiffness—I...

Concerns After ACL Reconstruction: MRI Findings and Next Steps

Issues related to anterior cruciate ligament (ACL) reconstruction? I underwent anterior cruciate ligament reconstruction on December 6, 2018, and last month I had an MRI that showed an unknown mass inside my knee. The MRI did not provide a clear diagnosis, and the doctor suggeste...

Dr. Chen Yongxue Reply:
Hello, 1. The arthroscopic examination will not affect the surgical site, so please rest assured. 2. The cleaning method involves using a special instrument (similar to a weed whacker) to remove the inflamed tissue. 3. Will recovery from the arthroscopic examination take as long ...

Assessing Knee Pain: MRI, Bone Screw Materials, and Alternative Diagnosis

Low-field MRI + interface bone screws in the knee + X-ray to determine the material of the screws? Hello Dr. Chen, I underwent a right knee anterior cruciate ligament reconstruction surgery 26 years ago due to a sports injury, using my own patellar tendon for the reconstruction ...

Dr. Chen Bochen Reply:
1. Modern MRI technology can utilize MARS (Metal Artifact Reduction Sequence) to reduce artifacts; however, it depends on whether the hospital where the procedure is performed has this technology. Contrast agents cannot reduce artifacts but can assist the physician in obtaining c...

Understanding ACL Injuries: Types, Treatment, and Recovery Insights

Kneecap contusion and anterior cruciate ligament (ACL) injury? Hello, Doctor. Yesterday, after my MRI, the orthopedic surgeon told me that I have a torn anterior cruciate ligament (ACL). However, when I researched online, I found that there are different grades of tears, but the ...

Dr. Chen Yongxue Reply:
1. If the anterior cruciate ligament (ACL) is not reconstructed, what problems might I face later? ANS: If there is already a phenomenon of knee instability, you may find it difficult to engage in activities that require sudden changes in direction, such as sports or abrupt turns...

Post-Surgery Recovery Tips for Tibial Plateau Fracture Patients

Postoperative care after tibial plateau surgery? Hello Doctor, I was involved in a car accident on July 3rd this year. At the time of the accident, my leg was in a vertical position. I was taken to the emergency room where X-rays diagnosed me with a torn anterior cruciate ligamen...

Dr. Shi Guozheng Reply:
1. If there is swelling and heat, you can apply ice. If the swelling is not severe but the joint is very stiff and cannot bend, then you can apply heat before attempting to bend the joint. 2. Bone healing occurs after approximately three months. 3. You can regain a certain le...

Understanding ACL Injuries: Reconstruction, Recovery, and Pain Management

Kneecap contusion and anterior cruciate ligament (ACL) injury? Hello Doctor, I had an MRI yesterday, and the orthopedic surgeon told me that I have a torn anterior cruciate ligament (ACL). However, I found online that there are different grades of tears, and the surgeon mentioned...

Dr. Chen Yongxue Reply:
The anterior cruciate ligament (ACL) is responsible for the stability of the knee joint, preventing excessive forward movement of the tibia. Once injured, it can lead to issues with knee instability. Initially, muscle training can be attempted (for ACL tears, it is important to s...

Understanding ACL Tears: Symptoms, Diagnosis, and Treatment Options

Anterior cruciate ligament (ACL) tear? Hello, Director... I was diagnosed with a torn anterior cruciate ligament (ACL) at the beginning of this month and I am currently waiting for an MRI. Before going to a major hospital, I consulted a traditional Chinese medicine doctor who men...

Dr. Chen Yongxue Reply:
Please wait for the MRI report. Thank you.

Understanding Post-Surgery Knee Pain After Meniscus and ACL Reconstruction

Meniscus surgery and anterior cruciate ligament reconstruction? Hello, doctor. I underwent a partial meniscectomy of the medial meniscus on February 6th (due to the lack of a vascular supply in the inner region) along with anterior cruciate ligament reconstruction using my hamstr...

Dr. Chen Yongxue Reply:
Hello, it is best to consult your attending surgeon regarding this situation. Thank you.

Understanding ACL Reconstruction and Meniscus Repair: What to Expect

Anterior cruciate ligament reconstruction and medial meniscus tear? Hello, Doctor: In February, I underwent surgery for a torn anterior cruciate ligament along with a medial meniscus tear. The surgeon used my tendon for the ligament reconstruction, and since the meniscus was torn...

Dr. Shi Guozheng Reply:
It is a normal phenomenon to gradually increase activity levels. The ligaments will have healed after two months. Unless there is a significant injury, they are unlikely to rupture again.

Challenges After ACL Reconstruction: Knee Stiffness and Pain Management

Knee issues after posterior cruciate ligament reconstruction? Hello Doctor: I underwent a second anterior cruciate ligament (ACL) reconstruction surgery last October because the autograft used in the first surgery had loosened. This time, an artificial ligament was used, but I ha...

Dr. Shi Guozheng Reply:
Joint adhesions are inevitable after multiple surgeries. Under anesthesia, performing knee surgery can improve some conditions, but it is impossible to return to the pre-injury state. Achieving a range of motion of 120 or 135 degrees is already considered good. To determine wheth...

Post-ACL Surgery: When Can I Stop Using Crutches?

What are the issues related to crutches after surgery for a torn posterior cruciate ligament? I had two metal screws inserted, and my attending physician told me that it was a posterior cruciate ligament (PCL) laxity, but the paperwork states that it is a posterior cruciate ligam...

Dr. Shi Guozheng Reply:
Typically, bones or ligaments heal after six weeks.

Post-Surgery Recovery: When Can I Stop Using Crutches After ACL Injury?

Post-operative issues following a left knee contusion with a left posterior cruciate ligament tear and fracture? I was injured in a car accident on March 31st, and after an MRI examination, it was confirmed that I have a torn anterior cruciate ligament and a fracture in my left f...

Dr. Wang Shouji Reply:
Hello, for anterior cruciate ligament reconstruction, tunnels are drilled into the bone and secured with screws. It is advisable to wait at least two months before attempting full weight-bearing to ensure safety; avoid premature excessive loading that could lead to fixation loose...

Post-ACL Reconstruction: Knee Pain While Climbing Stairs at 15 Weeks

About 15 weeks post-anterior cruciate ligament (ACL) surgery, experiencing knee pain when going up and down stairs? The left anterior cruciate ligament (ACL) was reconstructed using autograft on December 20, 2019. Currently, the flexion angle has exceeded 120 degrees, but I am st...

Dr. Shi Guozheng Reply:
If there are any issues, a thorough evaluation by the original surgeon is necessary to determine the cause. Typically, the recovery period for such surgeries is about six months to a year, and it is essential to be patient and continue with rehabilitation therapy.

Understanding ACL Injuries from Car Accidents: Symptoms and Recovery Tips

Issues related to anterior cruciate ligament (ACL) sprains caused by car accidents? Hello, about a month and a half ago, I sustained a sprain of my anterior cruciate ligament (ACL) due to a car accident. During my last follow-up appointment, the doctor mentioned that I could star...

Dr. Chen Yongxue Reply:
Symptoms after a cruciate ligament injury can vary in severity and should not be generalized. Please visit an orthopedic clinic for a physical examination, and further imaging studies may be necessary if needed. Thank you.

Understanding ACL Injuries After a Car Accident: Symptoms and Recovery Tips

Issues related to anterior cruciate ligament (ACL) sprains caused by car accidents? Hello, about a month and a half ago, I sustained a sprain of the anterior cruciate ligament (ACL) due to a car accident. During my last follow-up appointment, the doctor mentioned that I could sta...

Dr. Chen Yongxue Reply:
Hello, an injury to the anterior cruciate ligament (ACL) often accompanies tears of the cruciate ligaments and meniscal cartilage damage. It is advisable for you to undergo further magnetic resonance imaging (MRI) examination.

Understanding ACL Tears: Symptoms, Diagnosis, and Treatment Options

Anterior cruciate ligament tear Hello Doctor: I am currently a freshman at National Taiwan Sports University. This past Chinese New Year, I suddenly experienced pain in my right knee. However, after the winter break, I did not engage in any physical activity, and the pain starts ...

Dr. You Dianqi Reply:
Hello: I recommend that you undergo further imaging studies for your knee, such as an MRI. Currently, if walking is painful, it may indicate that the injured knee cannot bear full weight without causing you discomfort. In the initial stages, using crutches can provide some assist...

Understanding Thinning of the Anterior Cruciate Ligament: Treatment Options

Thinning of the anterior cruciate ligament? Doctor, I went to see my report today and the doctor said that my right knee's anterior cruciate ligament is not torn but shows signs of thinning. I would like to ask if thinning can repair itself or if it cannot be repaired. If it...

Dr. Wang Shouji Reply:
Hello, a cruciate ligament strain may sometimes appear thinned on imaging. Cruciate ligament injuries, unless they are very mild, typically require surgical reconstruction if they affect stability. Changhua Hospital cares about you. Wang Shou-ji.

Understanding Ligament Injuries After a Car Accident: A Patient's Journey

Ligament issues Hello Dr. Chen Yong-Hsueh, I would like to inquire about an injury I sustained in a car accident. I experienced a significant impact, which resulted in an injury to my right knee. The diagnosis at that time was as follows: "According to the diagnostic certifi...

Dr. Chen Yongxue Reply:
Hello, an anterior cruciate ligament (ACL) tear is often difficult to diagnose in the early stages due to swelling in the knee joint. Typically, a definitive diagnosis can only be made after the swelling subsides and a physical examination is conducted. Ultimately, confirmation o...

Understanding PCL Tears: Treatment Timelines and Surgical Options After an Accident

Suspected posterior cruciate ligament tear after a car accident? Hello, I was involved in a car accident on October 31 (Thursday), and the emergency physician suspected a possible posterior cruciate ligament (PCL) tear. On November 1 (Friday), I visited the orthopedic outpatient ...

Dr. Li Yongheng Reply:
Hello: 1. A torn cruciate ligament does not necessarily lead to limping or mobility issues if treated within a few weeks after the injury. 2. Typically, the report can be reviewed 1-2 weeks after the examination. 3. The need for surgery for a ligament tear depends on its severity...

Recovery Timeline for Tibial Plateau Fracture and ACL Tear

Left tibial plateau fracture and anterior cruciate ligament tear? Hello, Doctor. I was in a car accident at the beginning of August, which resulted in a fracture of the left tibial plateau and a torn anterior cruciate ligament (ACL). In mid-August, I underwent surgery where they ...

Dr. Shi Guozheng Reply:
1. Tibial plateau fractures typically take about 3 months to heal; walking or putting weight on crutches too early can be painful. 2. After three months, it is appropriate to reconstruct the ligaments; the bone should be allowed to heal first before undergoing reconstruction su...

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