Patient question

Is it true you do not really need your PCL?

Dr. Pablo GelberOrthopaedic Knee Surgeon

Quick answer

Partly. Many people with an isolated PCL tear return to daily life and even sport without surgery, but the PCL still matters: a badly loose knee can strain the kneecap and inner joint over time, and combined injuries usually need repair. The myth hides important exceptions, explains Dr. Pablo Gelber, knee surgeon at Aman Hospital in Doha.

Myth: a PCL tear is never serious

An isolated, lower-grade PCL tear often does well with a dedicated brace and quadriceps-focused rehabilitation. But PCL tears from high-energy injuries are frequently combined with damage to the posterolateral corner, the MCL or other ligaments, and occasionally with a knee dislocation. Those injuries are serious and timing of treatment matters.

Myth: if it does not hurt, it is fine

PCL tears are often less painful than ACL tears, and many people walk normally within days. Over the years, though, a knee where the shin sits further back puts more load on the front of the knee and the inner compartment. Some patients develop aching at the kneecap or wear in these areas. Regular review and strong quadriceps help.

Myth: the PCL cannot heal

Unlike the ACL, the PCL has a reasonable capacity to heal, especially when the shin is supported in the correct position early with a PCL brace. Healing may leave some residual looseness, but often enough stability for daily life and sport. This is why early diagnosis and bracing matter.

Myth: surgery is always the answer for athletes

Many athletes return to sport after non-surgical treatment of an isolated PCL tear. Surgery is generally considered for combined ligament injuries, for bony avulsions that can be fixed, and for high-grade tears with persistent symptomatic instability despite good rehabilitation.

Getting the right advice

At Aman Hospital in Doha, Dr. Gelber grades the PCL tear, looks carefully for combined injuries and explains whether bracing and rehabilitation or reconstruction suit your knee and your goals.

Frequently asked questions

Do professional footballers play without a PCL?

Some players continue to play after an isolated PCL tear with strong quadriceps and careful rehabilitation. That does not mean every PCL injury can be ignored.

How would I know if my PCL tear is the serious type?

The examination and MRI show the grade and any other damaged structures. Marked instability, outer knee pain or nerve symptoms suggest a combined injury.