The masticator space as an anatomical and functional entity centered on the mandibular ramus, which divides. The masticator space is a deep facial space that is outlined by the superficial layer of the deep cervical fascia , , and lies laterally and evenly in front of the prestyloid space, medial to the pharyngeal space and beneath the skull base. Normal anatomy and abnormalities the buccal space is an anatomical compartment lying anterior to the masticator space and lateral to the buccinator muscle.
Masticator space abscess Radiology Case
Figure 1 shows that the four mastication muscles are the medial and lateralpterygoids,masseter,andtemporalis[3,4].thelateral pterygoid muscle,.
Anatomy of the masticator space.
In this article, we review the ct and mri features of secondary involvement of the masticator space in a variety of tumors. Familiarity with the anatomy of the masticator space and its anatomic relationship with. Each space is delineated by a superficial layer of the deep cervical fascia (sldcf). We focus on showing various patterns of tumor spread to the masticator space.
The secondary tumor may also extend intracranially from the masticator space along the neurovascular bundle.
The visceral space extends from the hyoid to the anterior mediastinum and does not extend into the suprahyoid space. It is located between the buccinator. Tumor invasion of the masticator space usually upstages the original tumors. The purpose of the present study was to precisely define the masticator space to eliminate the use of obsolete and confusing terms to describe the area, and to illustrate the common mass syndromes.
The masticator space is a deep facial space that is outlined by the superficial layer of the deep cervical fascia and lies laterally and evenly in front of the prestyloid space, medial to the pharyngeal space and beneath the skull base.
The masticator space contains the mastication muscles, posterior mandible, and mandibular nerve [3, 4]. Each space is enveloped by the superficial (investing) layer of the d. The ct section is at the level of. Anatomy of the masticator space.
Masticator space infections were found to have characteristic ct appearances and patterns of spread.
Secondary masticator space involvement is not rare. The masticator space is a deep facial space with a complex anatomical structure. The masticator space is situated laterally to the medial pterygoid fascia and medially to the masseter muscle. The article also demonstrates the implications of involvement of the structures of itf and ms on the t staging (ajcc 7th
The anatomy of the masticator space and its anatomic relationship with adjacent structures is important for imaging interpretation.
Ct was especially useful in differentiating inflammation from frank abscess, detecting mandibular osteomyelitis, and. These two layersfusealong the anterior and posterior borders of the mandibular ramus, enveloping the space [2, 3](fig.1). In this article, we review the ct and mri features of secondary involvement of the masticator space in a variety of tumors. Anatomy of the masticator space.
The masticator space lays posterior to the buccal space, anterior to the parotid space, anterolateral to the parapharyngeal space, superior to the.
The purpose of the present study was to precisely define the masticator space to eliminate the use of obsolete and confusing terms to describe the area, and to illustrate the common mass syndromes. Familiarity with the anatomy of the masticator space and its anatomic relationship with. Anatomy of the infratemporal fossa (itf) and masticator space (ms), and the various definitions of the parapharyngeal space (pps) to improve communication between the radiologist and the surgeon. We focus on showing various patterns of tumor spread to the masticator space.
The masticator space is a deep facial space with a complex anatomical structure.
A axial and b coronal t1w mr images show the superficial layer of the deep cervical fascia (white line) enveloping the space, the ramus of the mandible (r. The ct and mri features of secondary involvement of the masticator space in a variety of tumors are reviewed to show various patterns of tumor spread to the masticsator space. The masticator space is a deep facial space with a complex anatomical structure. Tumor invasion of the masticator space usually upstages the original tumors.
Since the major purpose of imaging is to define the likely anatomic origin and also the extent of a given lesion, thorough
Primary tumors are uncommon, usually benign and of a vascular or neural origin. The masticator space is one of the deep compartments of the head and neck. The purpose of the present study was to precisely define the masticator space to eliminate the use of obsolete and confusing terms to describe the area, and to illustrate the common mass syndromes. On the left the normal contents and derived pathology of the visceral space.
A axial and b coronal t1w mr images show the superficial layer of the deep cervical fascia ( white line) enveloping the space, the ramus of the mandible (r), masseteric muscle (m), medial pterygoid muscle (mp), lateral pterygoid muscle (lp), and temporalis muscle (t).
Primary tumors are uncommon, usually benign and of a vascular or neural origin. Primary tumors are uncommon, usually benign and of a vascular or neural origin. Gross anatomy the masticator space are paired suprahyoid cervical spaces on each side of the face. It may be affected by developmental, neoplastic or infectious lesions.
Familiarity with the anatomy of the masticator space and its anatomic relationship with adjacent structures is important for imaging interpretation.
Secondary masticator space involvement is not rare. The ct appearance of the masticator space was demonstrated in a retrospective review of 32 patients with either infection or tumor involving this space. The buccal space, also known as the buccinator space, is one of the seven suprahyoid deep compartments of the head and neck. Ct and mr imaging of the buccal space:
