← All decks
Radiology
Head and Neck Imaging
Built from Fundamentals of Diagnostic Radiology
What’s inside
8 sections · 145 slides
Overview
- Scope of head and neck imaging
Imaging Methods
CT, MR, and PET for the head and neck
- Choosing CT versus MR
- Strengths of CT
- Strengths of MR
- PET imaging with FDG
- Standardized uptake value (SUV)
- MRI and PET-CT for staging
Paranasal Sinuses and Nasal Cavity
Sinusitis, polyps, mucoceles, papilloma, angiofibroma, malignancy
- Sinusitis basics
- Imaging sinusitis
- Endoscopic surgery and the ostiomeatal unit
- Two patterns of sinus obstruction
- Ostiomeatal unit anatomy
- Complications of sinusitis
- Acute sphenoid sinusitis with cavernous sinus thrombosis
- Inflammatory polyps
- Mucous retention cysts
- Mucocele and mucopyocele
- Sinus mucocele
- Inverting papilloma
- Juvenile nasopharyngeal angiofibroma
- Sinonasal malignancies
- Minor salivary and other malignancies
- Esthesioneuroblastoma
- Separating tumor from retained secretions
Skull Base and Temporal Bone
Skull base tumors, jugular foramen lesions, cholesteatoma
- Skull base anatomy
- Skull base tumors: overview
- Primary malignant skull base tumors
- Chordoma
- Chondrosarcoma and osteogenic sarcoma
- Other skull base bony lesions
- Jugular foramen lesions
- Temporal bone overview
- Cholesteatoma
- How an acquired cholesteatoma forms
- Diagnosing cholesteatoma
- Imaging cholesteatoma
- Cholesterol granuloma
Deep Neck Spaces
Suprahyoid neck, the seven fascial spaces, and trans-spatial disease
- Neck mass: age guides the differential
- Suprahyoid compartments
- Why deep spaces matter
- Seven deep neck spaces
- Deep compartments of the head and neck
- Deep compartments of the head and neck (continued)
- Superficial mucosal space
- Benign mucosal lesions
- Tornwaldt cyst
- Adenoidal tissue in children
- Adenoidal hypertrophy
- Malignant mucosal lesions
- Early nasopharyngeal malignancy triad
- Early nasopharyngeal malignancy triad
- Nasopharyngeal malignancy
- Squamous cell carcinoma of the nasopharynx
- Using fat suppression and T1
- Nasopharyngeal carcinoma
- Lymphoma of the mucosa
- Parapharyngeal space as a landmark
- Reading the displacement pattern
- Parapharyngeal displacement by space of origin
- Deep-lobe parotid pleomorphic adenoma
- Carotid space mass behavior
- Carotid space pseudomasses
- Carotid space tumors
- Paraganglioma presentation
- Paraganglioma versus neuroma
- Carotid body tumor
- Glomus jugulare tumor
- Schwannoma of the carotid space
- Schwannoma and neurofibroma
- Lymph nodes in the carotid space
- Parotid space mass behavior
- Metastatic nodes within the parotid gland
- Parotid tumors
- Benign pleomorphic adenoma appearance
- Benign pleomorphic adenoma
- Multiple and cystic parotid lesions
- Benign lymphoepithelial cysts in Sjogren syndrome
- Masticator space contents
- Masticator space masses and pseudomasses
- Masticator space malignancy
- Osteosarcoma of the masticator space
- Retropharyngeal space
- Retropharyngeal contents and infection
- Retropharyngeal abscess
- Prevertebral space
- Trans-spatial diseases
- Lymphangioma versus hemangioma
- Hemangioma
- Perineural spread of disease
- Perineural spread: mucormycosis infection
Lymph Nodes
Staging, cervical node levels, and malignant versus reactive nodes
- 50%
- Staging relies on imaging
- Cervical lymph node levels
- Thyroid gland and lymphatic node basins
- Internal jugular chain landmarks
- Node size rules
- Malignant versus reactive nodes
- PET for lymph nodes
- Imaging lymph nodes
- Squamous cell carcinoma: cystic nodal metastasis
- Squamous cell carcinoma of the tongue, two examples
Orbit
Orbital spaces, optic nerve and sheath lesions, vascular lesions, the globe
- Imaging the orbit
- Orbital spaces and the muscle cone
- Optic nerve sheath complex
- Optic nerve glioma
- Optic nerve glioma
- Optic sheath meningioma
- Optic sheath meningioma
- Optic neuritis
- Optic neuritis
- Vascular orbital lesions
- Vascular orbital lesions
- Capillary hemangioma and lymphangioma
- Cavernous hemangioma and varix
- Orbital lymphangioma
- Lymphangioma extending across spaces
- Cavernous hemangioma
- Superior ophthalmic vein and fistula
- Carotid cavernous fistula
- Pseudotumor versus lymphoma
- Pseudotumor
- Thyroid ophthalmopathy
- Thyroid ophthalmopathy continued
- Thyroid ophthalmopathy
- Lacrimal gland lesions
- Orbital dermoid
- Globe lesions in children
- Retinoblastoma
- Globe lesions in adults
Congenital Lesions
Thyroglossal duct cyst, laryngocele, branchial cleft cyst, lymphangioma
- Pediatric neck masses
- Thyroglossal duct cyst
- Thyroglossal duct route
- Thyroglossal duct cyst management and imaging
- Thyroglossal duct cyst
- Laryngocele
- Laryngocele
- Branchial cleft cysts
- Imaging branchial cleft cysts
- Branchial cleft cyst
- Lymphangiomas and cystic hygromas
- Imaging lymphangiomas
- Cystic hygroma
- Key takeaways
- Suggested readings
- Brant and Helms' Fundamentals of Diagnostic Radiology