Peroneal

Peroneal refers to the area of the leg that includes the peroneal muscles and the peroneal nerves. The term is derived from the Latin word "peroneus," which means "pin of a brooch," referring to the shape of the fibula, the smaller of the two bones in the lower leg.

Anatomy

The peroneal area of the leg includes the peroneal muscles and the peroneal nerves. The peroneal muscles, which include the peroneus longus and the peroneus brevis, are located on the outer side of the lower leg and are responsible for eversion and plantar flexion of the foot. The peroneal nerves, which include the superficial peroneal nerve and the deep peroneal nerve, provide sensory and motor innervation to parts of the lower leg and foot.

Clinical significance

Injuries to the peroneal area of the leg can result in a variety of conditions, including peroneal nerve palsy, peroneal tendonitis, and peroneal muscle strain. These conditions can cause symptoms such as pain, weakness, and numbness in the lower leg and foot.

Peroneal nerve palsy

Peroneal nerve palsy, also known as foot drop, is a condition that results from damage to the peroneal nerves. This can cause weakness or paralysis of the muscles in the lower leg and foot, leading to difficulties in walking and a high-stepping gait.

Peroneal tendonitis

Peroneal tendonitis is an inflammation of the peroneal tendons, often caused by overuse or injury. Symptoms can include pain, swelling, and difficulty in moving the foot.

Peroneal muscle strain

Peroneal muscle strain is a common sports injury that results from overstretching or tearing of the peroneal muscles. This can cause pain, swelling, and difficulty in moving the foot.

See also

• Anatomy of the lower leg
• Peroneal nerve
• Peroneal muscles
• Peroneal tendonitis
• Peroneal nerve palsy

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