Is lateral or medial malleolus bigger?

You probably know the medial malleolus as the bump that protrudes on the inner side of your ankle. The medial malleolus is the largest of the three bone segments that form your ankle. The other two are the lateral and the posterior malleolus.

Which malleolus is more prominent?

Lateral malleolus: The bony prominence on the lateral side of the ankle joint. It is formed by the inferior end of the fibula. The tubercle of the fifth metatarsal: The most prominent bony structure approximately at the middle of the lateral border of the foot.

What does it mean when your lateral malleolus is swollen?

Peroneal tendinitis is the inflammation of the peroneal tendons and usually occurs because these tendons are subject to overuse and excessive repetitive forces during standing and walking. This is a natural response the body has to injury and often causes pain, swelling, or irritation.

What is the ankle bone that sticks out called?

The most common fracture is to the bony bump on the outside of the ankle, the lateral malleolus. The lateral malleolus is the bottom of the fibula, the smaller lower leg bone. The bump on the inside of your ankle, the medial malleolus, is less commonly fractured.

Why is my medial malleolus swollen?

Medial malleolar bursitis is caused by the inflammation or swelling of the bursa of the medial malleolus in the ankle. This bursa is located between the skin and the medial malleolus (the flattened end of the tibia that forms the prominence of the ankle, sometimes referred to as the ankle bone).

Which malleolus is more posterior?

The medial malleolus on the inner side of the ankle at the end of the tibia. The lateral malleolus on the outer side of the ankle at the end of the fibula. The posterior malleolus situated on the lower back side of the tibia.

What is the function of the lateral malleolus?

The role of the lateral malleolus as a stabilizing factor of the ankle joint: preliminary report.

What causes outer ankle swelling?

The most common foot and ankle injuries that cause swelling include ankle sprains, torn tendons, and fractures. 1 Overuse can lead to tendonitis, bursitis, and ligament or muscle strains. These are all potential causes of swelling.

What does swelling around the ankle bone mean?

Sometimes swelling can indicate a problem such as heart, liver, or kidney disease. Ankles that swell in the evening could be a sign of retaining salt and water because of right-sided heart failure. Kidney disease can also cause foot and ankle swelling.

Why do I have fluid around my ankle bone?

Sometimes stress on the ankle can cause a new bursa to form beneath the skin surrounding other parts of the ankle joint. These bursae can also become inflamed, causing ankle bursitis. The names and common locations for these additional bursae are: Subcutaneous calcaneal bursa.

What is the lateral malleolus?

The knob on the outside of the ankle, the lateral malleolus, is the end of the fibula, the smaller bone in the lower leg. When this part of the bone fractures, or breaks, it’s called a lateral malleolar fracture.

What is a lateral malleolus fracture?

Lateral Malleolus Fracture. Introduction. 2 What is Lateral Malleolus? The most common joint that is injured in playing sports is the ankle and this may cause pain in the affected leg. There are 3 bones that makes up the ankle joint and the lateral malleolus is the area that is the most frequently fractured part of the ankle [1, 2].

Is it common to have a lipoma below the lateral malleolus?

It is very common, particularly for women to develop lipomas just below the lateral malleolus. These lipomas are not harmful. Tendonitis, arthritis, and residual sprains can also cause swelling in the area. Ask U.S. doctors your own question and get educational, text answers — it’s anonymous and free!

What is the difference between the medial and superior aspect of talus?

The medial aspect of the lateral malleolus articulates with the lateral surface of the talus, while the lateral aspect of the medial malleolus articulates with the medial side of the talus. The superior aspect of the talus articulates against the inferior aspect of the tibia.

Which sinus is anterior to the lateral malleolus?

The tarsal sinus: this can be felt as a depression anterior to the lateral malleolus. Anterior and lateral to the depression, the extensor digitorum brevis can also be palpated (and be observed in feet with less subcutaneous fat).