Are there lymph nodes on sternocleidomastoid?
The lymph nodes between the sternocleidomastoid and sternohyoid muscle (LNSS) are not explicitly mentioned in the 2015 American Thyroid Association and 2008 American Head and Neck Society (AHNS) guidelines, but they are easily overlooked in papillary thyroid carcinoma (PTC).
Why do I have a lump on my sternocleidomastoid?
Branchial anomalies are the most common congenital masses in the lateral neck. These masses, which include cysts, sinuses, and fistulae, may be present anywhere along the sternocleidomastoid muscle. 3 The masses are typically soft, slow-growing, and painless.
What causes soft tissue swelling in the neck?
Neck swelling may be due to an infection, injury, or a recent medical procedure. Benign skin conditions can make small areas of the neck appear swollen. Swollen lymph nodes in the neck are a common symptom of many viral and bacterial infections. An enlarged thyroid gland is a known cause of neck swelling in adults.
Can sternocleidomastoid cause ear pain?
Pain in the sternocleidomastoid can cause neck tenderness and headaches. A person with sternocleidomastoid pain might notice trigger points along the side or front of the neck. Frequently, however, pain from this muscle radiates elsewhere, causing ear, eye, or sinus pain.
What is the sternocleidomastoid?
The sternocleidomastoid is a superficial muscle, which means that it is just under the skin, not deep in the neck. It attaches to the mastoid process, which is a portion of the bone just behind the jaw and under the ear. The muscle extends down the length of the neck and ends where the collarbone and breastbone connect.
What causes sternocleidomastoid muscle swelling?
Fibromatosis collis is a swelling of the sternocleidomastoid muscle in a newborn. It is probably caused by pressure necrosis of the muscle during delivery. Contrary to common belief it is not caused by hemorrhage. 50% of affected babies are born in breech.
How long does it take for sternocleidomastoid swelling to go down?
The swelling will usually regress spontaneously within a few months. On ultrasound an enlargement of the sternocleidomastoid muscle is seen. It can affect the whole muscle or part of it. The sternal head is always affected, and often the cleidal head as well.