This is an education resource only. Ordering of all procedure codes on this website are subject to the Canberra Health Services guidelines for imaging orders.
CT FACIAL BONES/SINUSES NON CONTRAST
INDICATIONS (1-4)
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Facial trauma:
- Malocclusion, displaced teeth, fractured or loose teeth, mandibular fracture suspected
- Epistaxis or nasal deformity visible or palpable, nasal fracture suspected
- Facial elongation, midface fracture suspected
- Frontal bone contusion, oedema or tenderness, frontal bone fracture suspected (may do combined CT Brain/facial bones)
- Gingival haemorrhage, mandibular fracture suspected
- Infraorbital nerve paraesthesia, midface fracture suspected
- Malocclusion, midface fracture suspected
- Mucosal haemorrhage, mandibular fracture suspected
- Trismus, mandibular fracture suspected
- Upper Jaw Pain, midface fracture suspected
- Zygoma pain, midface fracture suspected
- Zygomatic deformity, midface fracture suspected
- Head trauma, CSF leak suspected (may do combined CT Brain/facial bones) -
Polytrauma, blunt, haemodynamically stable, facial injury suspected
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CSF Leak suspected, initial exam
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Deviated nasal septum, pre-operative planning
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Mucocele suspected, pre-operative planning
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Rhinosinusitis, chronic, pre-operative planning
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Silent Sinus Syndrome suspected, pre-operative planning
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Sinonasal polyposis, pre-operative planning
PATIENT PREPARATION
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Patient able to lie still for five minutes
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Not claustrophobic (sedation may be given)
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Cognitively capable of following basic instructions
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Metal artefacts removed from the region of interest
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No respiratory distress when lying supine
ANATOMY INCLUDED
CT Facial Bones/Sinuses Non Contrast- Bone window (axial)
CT Facial Bones/Sinuses Non Contrast- Bone window (coronal)
CT Facial Bones/Sinuses Non Contrast- Bone window (sagittal)
CT Facial Bones/Sinuses Non Contrast- Soft Tissue window (axial)
REFERENCES
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Radiopaedia. CT Paranasal Sinuses (protocol). [Internet]. 2010 [updated 23 March 2023, cited 7 April 2024]. Available from https://radiopaedia.org/articles/ct-paranasal-sinus-protocol-1?lang=gb
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Som, P. M., & Curtin, H. D. (2011). Head and neck imaging. Mosby Elsevier.
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ACR–ASNR–SPR Practice parameter for the performance of computed tomography (CT) of the extracranial head and neck. American College of Radiology. (2023, August). https://www.acr.org/-/media/ACR/Files/Practice-Parameters/CT-Head-Neck.pdf
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American College of Radiology (ACR). Appropriateness Criteria. [Internet]. 2022 [Updated 2023, Cited 20 Jan 2024]. Available from https://www.acr.org/Clinical-Resources/ACR-Appropriateness-Criteria