{"id":"69a232a5efd4f1d9175041ec","name":"Paranasal Sinus CT Without Contrast","slug":"paranasal-sinus-ct-without-contrast","description":"Structured template for non-contrast CT imaging of the paranasal sinuses, including orbital and intracranial structures.","category":{"modality":"CT","system":"Head & Neck"},"tags":["paranasal sinuses","sinus ct","non-contrast","sinusitis","orbits","cribriform plate"],"sections":{"title":{"defaultText":"CT Paranasal Sinuses Without Intravenous Contrast","aiInstructions":"Use the examination type from the source report. Standard format is 'CT Paranasal Sinuses Without [or With] Intravenous Contrast'."},"clinicalHistory":{"defaultText":"[Patient-specific — populated at report time]","aiInstructions":"Ask the user for: patient age, sex, presenting complaint, relevant clinical history, and reason for the exam. This section contextualizes the entire report. Always include it."},"comparison":{"defaultText":"No prior studies available for comparison.","aiInstructions":"If a prior study is mentioned with a date, document it as 'Prior study dated [date].' Otherwise use default text."},"technique":{"defaultText":"Paranasal sinus CT was performed with contiguous thin-section axial images. Coronal and sagittal reformats were generated. Images were reviewed in soft tissue and bone windows. No intravenous contrast was administered.","aiInstructions":"Document the slice thickness, reconstruction planes, and window settings used. Include contrast administration status. Extract radiation dose parameters (DLP, CTDI) if provided in the source report."},"findings":{"defaultText":"The paranasal sinuses are well-developed and pneumatized.","aiInstructions":"Organize findings by anatomical region. For each structure, document specific observations. Use normal default text only for structures not mentioned in the source report.","fields":[{"name":"Paranasal Sinuses","defaultText":"The paranasal sinuses are well-developed. There is no significant mucosal thickening or fluid levels within the paranasal sinuses bilaterally.","aiInstructions":"Document the development and pneumatization of the sinuses. Note presence or absence of mucosal thickening, fluid levels, or opacification. Assess both sides for symmetry."},{"name":"Mastoid Air Cells","defaultText":"The mastoid air cells are well-aerated bilaterally without significant mucosal thickening or fluid levels.","aiInstructions":"Describe aeration status and presence of any mucosal disease or fluid. Comment on symmetry."},{"name":"Cribriform Plate and Crista Galli","defaultText":"The cribriform plate and crista galli appear intact.","aiInstructions":"Assess for fractures, dehiscence, or other structural abnormalities. Note if there is any evidence of CSF leak or encephalocele."},{"name":"Fovea Ethmoidalis","defaultText":"The fovea ethmoidalis is symmetric.","aiInstructions":"Document symmetry and any asymmetry that may increase risk for orbital injury during sinus surgery."},{"name":"Ostiomeatal Units","defaultText":"The infundibula of the ostiomeatal units appear patent bilaterally.","aiInstructions":"Assess patency of the ostiomeatal complexes bilaterally. Note any obstruction, stenosis, or anatomic variants affecting drainage."},{"name":"Nasal Septum","defaultText":"The nasal septum is not significantly deviated.","aiInstructions":"Document the degree and direction of any septal deviation. Note if deviation is significant or contacts the lateral nasal wall."},{"name":"Maxillofacial Skeleton","defaultText":"No maxillofacial fracture is visualized.","aiInstructions":"Assess for fractures of the facial bones, including nasal bones, maxilla, zygomatic bones, mandible, and other facial structures. Document location and type of any fractures."},{"name":"Orbital Globes","defaultText":"The orbital globes are normal in size and symmetric. There is no significant proptosis.","aiInstructions":"Document size, symmetry, and position of the globes. Note any proptosis, enophthalmos, or asymmetry."},{"name":"Retrobulbar Space","defaultText":"There is no evidence of retrobulbar mass or hematoma.","aiInstructions":"Assess for masses, hematoma, hemorrhage, or other abnormalities in the retrobulbar space."},{"name":"Extraocular Muscles","defaultText":"The extraocular muscles appear preserved bilaterally.","aiInstructions":"Document the size and appearance of the extraocular muscles. Note any enlargement, atrophy, or abnormal enhancement."},{"name":"Optic Nerves and Sheaths","defaultText":"The optic nerve/sheath complexes appear preserved bilaterally.","aiInstructions":"Assess the caliber and appearance of the optic nerves and their sheaths. Note any enlargement, compression, or abnormality."},{"name":"Orbital Osseous Structures","defaultText":"The osseous structures of the orbits are intact.","aiInstructions":"Assess the orbital walls, apex, and other bony structures for fractures or erosions."},{"name":"Cavernous Sinuses","defaultText":"The cavernous sinuses appear symmetric. Note that evaluation is limited due to lack of intravenous contrast.","aiInstructions":"Document the appearance and symmetry of the cavernous sinuses. Note any asymmetry, enlargement, or abnormality. Acknowledge contrast limitation if applicable."},{"name":"Paracavernous Soft Tissues","defaultText":"The paracavernal soft tissues appear symmetric.","aiInstructions":"Assess for abnormalities in the soft tissues surrounding the cavernous sinuses, including masses or hemorrhage."}]},"impression":{"defaultText":"No evidence of acute or chronic sinusitis.","aiInstructions":"Synthesize key findings into a concise clinical summary. Include primary diagnosis or absence thereof. Include any significant incidental findings. State any limitations in evaluation (e.g., lack of contrast). Keep impression brief and clinically relevant."}},"aiUsageInstructions":{"summary":"Use this template to generate a complete Paranasal Sinus CT Without Contrast radiology report.","steps":["1. Collect patient clinical history from the user (age, sex, clinical indication).","2. Confirm whether prior studies are available for comparison.","3. For the Technique section, use defaultText or adapt based on actual acquisition parameters.","4. For each field in sections.findings.fields: ask the user for the finding or infer from clinical context. Use defaultText if the structure is normal.","5. Generate the Impression by summarizing the most significant findings from step 4.","6. Use the aiInstructions for each section to guide the depth and format of the content.","7. Maintain formal radiology report language throughout. Passive voice preferred.","8. If any finding is abnormal, quantify it with measurements and describe its imaging characteristics."],"language":"Formal radiology report language. Passive voice preferred. Avoid first-person pronouns.","format":"Numbered impression list. Prose findings paragraphs or structured field-by-field format both acceptable.","units":"Report measurements in centimeters (cm) for masses, millimeters (mm) for small structures."},"meta":{"canonicalUrl":"https://radiluxreports.com/templates/paranasal-sinus-ct-without-contrast","claudeApiUrl":"https://radiluxreports.com/templates/api/claude/paranasal-sinus-ct-without-contrast","useInDashboardUrl":"https://radiluxreports.com/?templateId=69a232a5efd4f1d9175041ec","apiUrl":"https://radiluxreports.com/templates/api/paranasal-sinus-ct-without-contrast","updatedAt":"2026-03-01T00:12:17.150Z","license":"Free for clinical and educational use. Attribution appreciated."}}