What does subcostal nerve mean?
n. The ventral branch of the 12th thoracic nerve, supplying parts of the abdominal muscles and giving off cutaneous branches to the skin of the lower abdominal wall and to the gluteal region.
What is the function of the subcostal nerve?
The subcostal nerve provides sensory innervation to the region under the umbilicus and also provides motor innervation to the pyramidalis and quadratus lumborum muscles.
What do the lateral cutaneous branches innervate?
Posteriorly, at the anterior axillary line, the lateral cutaneous branch is identified. This branch is usually larger than the motor branch and runs through the intercostal muscles to supply the adjacent skin.
Where is subcostal nerve found?
The anterior division of the twelfth thoracic nerve, called the subcostal nerve, is larger than the other intercostal nerves. It runs along the lower border of the twelfth rib. It may give off a communicating branch to the first lumbar nerve and the iliohypogastric nerve.
What is lateral cutaneous nerve?
The lateral cutaneous nerve of the thigh (also called the lateral femoral cutaneous nerve) is a cutaneous nerve of the thigh. It originates from the dorsal divisions of the second and third lumbar nerves from the lumbar plexus. It supplies the skin on the lateral part of the thigh.
What is a subcostal?
Subcostal meaning Lying beneath the ribs. adjective. A subcostal muscle, etc. noun. (anatomy) Below a rib or the ribs.
What is subcostal pain?
Subcostal pain is the pain mainly below the lower ribs on one or both sides of the waist or upper abdomen.
Where is the lateral cutaneous nerve?
thigh
The lateral cutaneous nerve of the thigh (also called the lateral femoral cutaneous nerve) is a cutaneous nerve of the thigh. It originates from the dorsal divisions of the second and third lumbar nerves from the lumbar plexus. It passes under the inguinal ligament to reach the thigh.
What does subcostal mean in medical terms?
Medical Definition of subcostal (Entry 1 of 2) : situated or performed below a rib a left subcostal incision. subcostal. noun.
What causes Subcostal nerve pain?
Intercostal neuralgia is caused by irritation, inflammation, or compression of your intercostal nerves, which are just below your ribs. A number of things can cause this, including: trauma to your chest. viral infections, such as shingles.