The medial malleolus is a feature on the tibia, which is the main bone of the lower-leg.
In simple layman's terms, the medial malleolus is the prominence on the inner side of the ankle which is formed by the lower end of the tibia bone.
See the page about features on bones for more about structures such as prominences on bones.
More about Foot and Leg Bones:
This website includes many pages about bones and the skeletal system. The following pages may be of interest. These also link to further pages about related topics such as specific types of fractures, bone diseases and so on.
- Structures and Functions of Bones (an overview about the Skeletal System)
- Types of Bones, such as long bones, short bones, flat bones, etc.
- Bone Markings and Features on Bones of the Human Body
- Types of Joints, such as immoveable, slightly moveable and freely moveable joints
- Diagram of the Human Skeleton
- Overview of types of Conditions and Disorders of the Skeletal System
For further information see also our pages of books about orthopaedics.