Calcification of the Medial Collateral Ligament

What is Pellegrini-Stieda Syndrome?

Pellegrini-Stieda syndrome is a condition that affects the medial collateral ligament (MCL), which runs along the inner side of the knee from the thigh bone (femur) to the shin bone (tibia). It occurs when an injury to the MCL leads to calcification, or a build-up of calcium deposits, at the point where the ligament attaches to the thigh bone. This hardening of the tissue can cause pain, stiffness, and limited movement in the knee. Physiotherapy is often an effective treatment to help manage symptoms and restore mobility.

How Does Pellegrini-Stieda Syndrome Develop?

Pellegrini-Stieda syndrome most often arises after an injury to the medial collateral ligament (MCL) where it connects to the thigh bone. This typically happens when the knee is forced to bend inward, placing too much stress on the ligament. A common cause is a direct blow to the outer side of the knee while the foot is firmly on the ground, which can overstretch and damage the MCL, eventually leading to calcification at the injury site.

What are the Symptoms of Pellegrini-Stieda Syndrome?

Pellegrini-Stieda syndrome can limit the normal range of motion in the knee, particularly making it difficult to fully straighten the leg. Twisting movements may also feel restricted. In many cases, a small, tender lump can be felt on the inner side of the knee where the ligament attaches. Additional symptoms may include joint weakness, instability, pain during activity, and occasional balance difficulties.

What Should I Do if I Suspect Pellegrini-Stieda Syndrome?

If you think you may have Pellegrini-Stieda syndrome, it is important to book a physiotherapy assessment as early as possible to confirm the diagnosis and begin treatment. While waiting for professional care, you can manage discomfort by applying ice packs to the inside of the knee. Use crushed ice or frozen peas wrapped in a damp towel for 15–20 minutes every couple of hours to help reduce pain and swelling.

What Should I Avoid if I Have Pellegrini-Stieda Syndrome?

If you suspect this condition, it is important not to ignore the symptoms. Leaving the problem untreated may cause the calcification and stiffness to worsen, delaying recovery and making rehabilitation more difficult. Avoid pushing through pain or continuing with activities that aggravate the knee until you receive appropriate physiotherapy guidance.

Physiotherapy Treatment for Pellegrini-Stieda Syndrome

Physiotherapy is essential for recovery from Pellegrini-Stieda syndrome. At your first appointment, the physiotherapist will provide a diagnosis and create a tailored treatment plan. Depending on your needs, treatment may include:

  • Electrotherapy – to reduce pain and inflammation
  • Soft Tissue Therapy – to relieve stiffness and improve flexibility
  • Proprioceptive Exercises – to improve knee control and stability
  • Exercise Programmes – to restore strength and function

Could There Be Long-Term Effects from Pellegrini-Stieda Syndrome?

When diagnosed and treated promptly, most people recover within a few weeks without long-term complications. However, in persistent cases, additional interventions such as anti-inflammatory injections may be recommended to reduce discomfort and support recovery.

To arrange an appointment, please call +65 81535374 or visit acephysiosports.com.

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