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Trigonocephaly
Identify the radiographic abnormality, caused by metopic craniosynostosis.
Dolichocephaly
Identify the radiographic abnormality, caused by sagittal craniosynostosis.
Brachycephaly
Identify the radiographic abnormality, caused by coronal craniosynostosis.
Acute sinusitis
Identify the radiographic abnormality on the left x-ray.
Acute sinusitis, waters
Identify the radiographic abnormality. What view is this?
Acute sinusitis, ethmoid sinus
Identify the radiographic abnormality. Also identify the location.
Acute sinusitis, axial CT
Identify the radiographic abnormality. Also identify the imaging plane and modality used.
Acute sinusitis, T2W MRI
Identify the radiographic abnormality. Also identify the imaging modality used.
Chronic sinusitis, coronal CT
Identify the radiographic abnormality. Also identify the imaging plane and modality used.
Chronic sinusitis, axial CT
Identify the radiographic abnormality. Also identify the imaging plane and modality used.
Extremely chronic sinusitis
Identify the radiographic abnormality.
Sinonasal polyposis
Identify the radiographic abnormality.
Antrochoanal polyp
Identify the radiographic abnormality. (Note the extension from the left maxillary sinus into the nasal cavity and through the choana)
Antrochoanal polyp
Identify the radiographic abnormality.
Orbital abscess
Identify the radiographic abnormality. (Note the asymmetry between anterior positioning of the eyes)
Orbital abscess
Identify the radiographic abnormality.
Orbital abscess
Identify the radiographic abnormality.
Orbital abscess
Identify the radiographic abnormality.
Thyroid associated orbitopathy
Identify the radiographic abnormality.
Thyroid associated orbitopathy
Identify the radiographic abnormality. (Note enlargement of EOM bellies with sparing of insertions)
Thyroid associated orbitopathy
Identify the radiographic abnormality.
Thyroid associated orbitopathy
Identify the radiographic abnormality. (Note bilateral bulging past bony orbit)
Retinoblastoma
Identify the radiographic abnormality.
Bilateral retinoblastoma
Identify the radiographic abnormality.
Bilateral retinoblastoma
Identify the radiographic abnormality.
Thyroglossal duct cyst
Identify the radiographic abnormality.
Thyroglossal duct cyst
Identify the radiographic abnormality.
2nd Branchial cleft cyst
Identify the radiographic abnormality. (Note: Located the sternocleidomastoid. Is the cyst anterior or posterior to the SCM? This will help you identify)
2nd Branchial cleft cyst
Identify the radiographic abnormality.
2nd Branchial cleft cyst
Identify the radiographic abnormality.
2nd Branchial cleft cyst
Identify the radiographic abnormality.
2nd Branchial cleft cyst
Identify the radiographic abnormality.
2nd Branchial cleft cyst
Identify the radiographic abnormality.
2nd Branchial cleft cyst
Identify the radiographic abnormality.
2nd Branchial cleft cyst
Identify the radiographic abnormality.
Lymphangioma
Identify the radiographic abnormality. (Note: Locate the sternocleidomastoid and see if the cyst is anterior/posterior to it)
Lymphangioma
Identify the radiographic abnormality.
Lymphangioma
Identify the radiographic abnormality.
Lymphangioma
Identify the radiographic abnormality.
Lymphangioma
Identify the radiographic abnormality.
Lymphangioma
Identify the radiographic abnormality.
Lymphangioma
Identify the radiographic abnormality.
Lymphangioma
Identify the radiographic abnormality.
Cervical lymphadenopathy
Identify the radiographic abnormality.
Cervical lymphadenopathy
Identify the radiographic abnormality.
Croup
Identify the radiographic abnormality. (Note the steeple sign)
Croup
Identify the radiographic abnormality.
Croup
Identify the radiographic abnormality.
Adenoidal hypertrophy
Identify the radiographic abnormality.
Adenoidal hypertrophy
Identify the radiographic abnormality.
Adenoidal hypertrophy
Identify the radiographic abnormality.
Acute tonsilitis
Identify the radiographic abnormality.
Acute tonsilitis
Identify the radiographic abnormality.
Acute tonsilitis
Identify the radiographic abnormality.
Acute tonsilitis
Identify the radiographic abnormality.
Acute tonsilitis with abscess
Identify the radiographic abnormality.
Retropharyngeal abscess
Identify the radiographic abnormality.
Retropharyngeal abscess
Identify the radiographic abnormality.
Retropharyngeal abscess
Identify the radiographic abnormality.
Retropharyngeal abscess
Identify the radiographic abnormality.
Retropharyngeal abscess
Identify the radiographic abnormality.
Retropharyngeal abscess
Identify the radiographic abnormality.
Epiglottitis
Identify the radiographic abnormality.
Epiglottitis
Identify the radiographic abnormality.
Epiglottitis
Identify the radiographic abnormality.
Frontal sinuses
Which structure is indicated by the number 1?
Ethmoid sinuses
Which structure is indicated by the number 2?
Maxillary sinuses
Which structure is indicated by the number 3?
1, 2, 3, 4
Match the following structures to their corresponding numbers in order: Frontal sinuses, ethmoid sinuses, maxillary sinuses, and sphenoid sinuses
Dorsum sellae, sella turcica
Which structures are indicated by the numbers 9 and 10 respectively?
Sphenoid sinus
Which structure is indicated by the number 8?
Anterior and posterior clinoid processes
Which structures are indicated by the numbers 3 and 5 respectively?
Coronoid process, closed
Which structure is indicated by the number 4? What position is this jaw in?
Condyle, open
Which structure is indicated by the number 6? What position is this jaw in?
PA
What view was this radiograph shot in? Ensure you can locate the sinuses.
Waters
What view was this radiograph shot in? Ensure you can locate the sinuses.
Lateral
What view was this radiograph shot in? Ensure you can locate the sinuses.
Ethmoid sinuses, axial
Which structure is indicated by the arrow? What plane is this CT image in?
Maxillary sinuses
Which structure is indicated by the arrow?
Hard palate
Which structure is indicated by the number 6?
Pterygoid process
Which structure is indicated by the number 2?
Nasopharynx
Which structure is indicated by the number 3?
Foramen spinosum
Which structure is indicated by the number 5?
Foramen ovale
Which structure is indicated by the number 4?
Mandibular condyle
Which structure is indicated by the number 11?
Nasolacrimal duct
Which structure is indicated by the number 10?
Sphenoid sinus
Which structure is indicated by the number 2?
Foramen rotundum
Which structure is indicated by the number 4?
Frontal sinus, ethmoid sinus, sphenoid sinus
In this sagittal CT of the normal sinuses, identify 1-3 respectively.
Middle nasal concha
What is the horizontal gray 'bar' below the ethmoid sinus?
Optic nerve
Which structure is indicated by the number 6?
Medial rectus, lateral rectus
Which structures are indicated by the numbers 7 and 8 respectively?
Medial and lateral pterygoid plates
Which structures are indicated by the numbers 4 and 5 respectively?
Mastoid air cells
Which structure is indicated by the number 1?
Hypoglossal canal
Which structure is indicated by the number 3?
Carotid canal
Which structure is indicated by the number 2?
Jugular foramen
Which structure is indicated by the number 1?
Foramen spinosum and foramen ovale
Which structures are indicated by the numbers 3 and 4 respectively?
Tympanic membrane
Which structure is indicated by the number 3?
Malleus and incus
Which structures are indicated by the numbers 8 and 9?
Note
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