Items tagged “head and neck”
18 results found
Arterial supply of the head and neck
The arteries of the head and neck are branches of the common carotid and subclavian arteries. common carotid artery carotid body carotid bifurcation internal carotid artery (segments) caroticotympanic artery persistent stapedial artery ophthalmic artery supraorbital artery lacrimal arte...
Acinic cell carcinoma (salivary glands)
Acinic cell carcinomas of the salivary glands are rare malignant neoplasms that account for 1-3% of all salivary gland tumors. Pathology Pathology may superficially resemble normal serous (acinar) cells of the salivary glands. It is considered a low-grade, indolent malignancy, but with a tend...
Neck dissection classification
Neck dissection, also known as cervical lymphadenectomy, is the surgical procedure for the management of metastatic cervical lymphadenopathy. There are multiple types of neck dissection that vary by the structures removed 1. This article reflects the 2001 classification by the American Head and ...
Carotid body tumor
Published 09 Jan 2011
The parietal and occipital bones in particular are common regions for accessory sutures because of their multiple ossification centers. It is important to know these anatomic variations, mainly on the head trauma image studies in children, where it could be difficult to differentiate non-depres...
Hydatid cyst of the neck
Published 08 Aug 2015
The cricoid cartilage is a ring-shaped structure that sits below the thyroid cartilage and above the tracheal rings, at the level of the C6 vertebra. It is the only complete cartilaginous ring of the whole airway. Gross anatomy It consists of a thinner anterior portion, called the arch and a b...
Hypopharyngeal squamous cell carcinoma
Published 14 Jun 2016
The sphenosquamosal suture is a vertical cranial suture between the sphenoid and temporal bones bilaterally. It is formed by the articulation between the posterior border of the greater wing of the sphenoid bone and the anterior border of the squamous part of the temporal bone 1. It is located l...
The frontolacimal suture is the cranial suture between the frontal and lacrimal bones.
Superior labial artery
Superior labial artery (old name: superior coronary artery) is one of the facial branches of the facial artery. It is bigger and more serpiginous than the inferior labial artery. It supplies the upper lip, including its labial glands, mucous membranes and muscles. Summary origin: facial branch...
The columella is the most anteroinferior portion of the nasal septum and forms the central fleshy portion between the two nostrils when looking at someone's nose. It is a single midline structure composed of cartilage and overlying skin, extending posteriorly from the tip of the nose. The latera...
Published 20 Apr 2019
Published 29 Apr 2020
Chondromesenchymal hamartomas are rare, benign, tumor-like nasal masses in children that have been associated with DICER1 mutations. Epidemiology The entity is rare: a systematic review of the literature in 2015 identified fewer than 50 reported cases 2. The mean age of presentation is 10 year...
Lymph node levels of the neck
Diagnosis not applicable
Published 20 Apr 2022
Chondrosarcoma of the maxilla
Diagnosis almost certain
Published 24 May 2022
Medial longitudinal fasciculus and associated defects (diagram)
Diagnosis not applicable
Published 28 Aug 2022