The sural nerve is a sensory nerve in the calf region (sura) of the leg. It is made up of branches of the tibial nerve and common fibular nerve, the medial cutaneous branch from the tibial nerve, and the lateral cutaneous branch from the common fibular nerve. Once formed, the nerves run down the mid-calf…
The obturator nerve begins at the medial border of the psoas major muscle. It travels through the obturator foramen (an opening in the pelvic bone) before entering the thigh, where it branches into two parts, an anterior branch and a posterior branch. The nerve is part of a group of nerves called the anterior lumbar…
Root value: Spinal roots: C5 and C6. Sensory functions: Gives rise to upper lateral cutaneous nerve of arm, which innervates the skin over the lower deltoid (‘regimental badge area’). Motor functions: Innervates the teres minor and deltoid muscles. Description: Signs and symptoms may include: Anatomical Course: The Quadrangular Space: Motor Functions: Sensory Functions: Clinical Conditions:…
The Median Nerve is a nerve in humans and other animals in the upper limb. It is one of the five main nerves originating from the brachial plexus. Anatomy of Median Nerve: The median nerve originates from the lateral and medial cords of the brachial plexus and has contributions from ventral roots of C5-C7 (lateral…
The radial nerve is a major peripheral nerve of the upper limb. The radial nerve is a nerve in the arm that provides sensation to the skin on the back of the hand and the thumb side of the forearm. It is the largest nerve in the upper arm, and is a mixed nerve. The…
What is a Facial Palsy? Facial nerve palsy is a condition that causes weakness or paralysis of the facial muscles. The facial nerve is responsible for controlling muscle movement in the face, and its function is vital to everyday life. Facial nerve palsy can be caused by a number of factors, including viral infections, trauma…
Multiple sclerosis Definition: Multiple sclerosis (MS) is an autoimmune disease characterized by inflammation, selective demyelination, and gliosis. It can cause both acute and chronic symptoms and can result in a significant disability and impaired quality of life.MS affects approximately 400,000 persons in the united states; worldwide MS affects approximately 2.1 million people. It was first…
What is a Diabetic Neuropathy? Diabetic neuropathy refers to the damage that affects the nerves of the body in people who have diabetes. It is a progressive disease, and symptoms worsen over a number of years. People who do not control their blood sugar levels and those who have high blood pressure, high blood cholesterol,…
Peripheral: Beyond (in this case, beyond the brain and the spinal cord.)Neuro-: Related to the nerves-pathy: Disease Peripheral neuropathy refers to the conditions that result when nerves that carry messages to and from the brain and spinal cord from and to the rest of the body are damaged or diseased. The peripheral nerves make up…
What is a Carpal Tunnel Syndrome (CTS)? Carpal Tunnel Syndrome (CTS) is a condition that affects the hand and wrist. It is caused by compression of the median nerve as it passes through a narrow passageway called the carpal tunnel, which is located in the wrist. It is tingling numbness, weakness Of Palm Muscle, and…
