{"id":"69a22bb5efd4f1d917503e67","name":"MRI Brain and Internal Auditory Canal (IAC) with and without Contrast","slug":"mri-brain-and-internal-auditory-canal-iac-with-and-without-contrast","description":"Structured template for combined brain MRI and IAC MRI studies with multiplanar imaging and contrast administration","category":{"modality":"MRI","system":"CNS"},"tags":["brain mri","iac mri","contrast-enhanced","neuroradiology","posterior fossa","internal auditory canal"],"sections":{"title":{"defaultText":"MRI of the Brain and Internal Auditory Canals Without and With Intravenous Contrast","aiInstructions":"Use the examination title provided in the input. Maintain standard radiology nomenclature for the final report."},"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 prior imaging is mentioned in the comparison section, document the specific prior studies and dates. If no comparison information is provided, use the default text."},"technique":{"defaultText":"Two separate MRI examinations were obtained with combined reporting. Brain MRI included multiplanar imaging with axial T1, T2, FLAIR, DWI, and ADC maps without contrast, followed by axial T1-weighted images after gadolinium administration. IAC MRI included high-resolution precontrast axial and coronal T1-weighted images and coronal 3D Drive T2-weighted images, followed by matching high-resolution postcontrast axial and coronal T1-weighted images.","aiInstructions":"Preserve the detailed technical parameters as described in the input. Include all sequence types, planes, and contrast administration details. This section should reflect the specific imaging protocol used."},"findings":{"defaultText":"Detailed findings organized by anatomical region and imaging component.","aiInstructions":"Organize findings into two main sections: Brain MRI findings and IAC MRI findings. For each anatomical structure, use clean radiological language suitable for a final report. Include only findings explicitly mentioned in the input text.","fields":[{"name":"Ventricles and Sulci","defaultText":"The ventricles and sulci are normal for the patient's stated age.","aiInstructions":"Document size and configuration of ventricles and sulci. Note if normal for age or if abnormalities such as enlargement, compression, or asymmetry are present."},{"name":"Diffusion-Weighted Imaging and ADC Maps","defaultText":"The diffusion-weighted images and ADC maps show no evidence of acute infarction or restricted diffusion.","aiInstructions":"Evaluate for acute ischemic changes. Document any areas of restricted diffusion or acute infarction. If normal, use default text."},{"name":"Gradient Recall Echo/T2* Sequences","defaultText":"The GRE/T2* images show no evidence of parenchymal hemorrhage.","aiInstructions":"Assess for acute, subacute, or chronic hemorrhage. Document any microhemorrhages or blood products. If normal, use default text."},{"name":"Extra-axial Spaces and Mass Effect","defaultText":"There is no evidence of extra-axial collections, space-occupying mass lesion, mass effect, or midline shift.","aiInstructions":"Evaluate for subdural hematoma, epidural collections, subarachnoid hemorrhage, and mass lesions. Assess for mass effect and midline shift. If normal, use default text."},{"name":"Corpus Callosum","defaultText":"The sagittal images demonstrate a well-formed intact corpus callosum.","aiInstructions":"Assess corpus callosum integrity, morphology, and signal. Document any abnormalities such as agenesis, hypoplasia, or signal abnormalities."},{"name":"Cerebellar Tonsils","defaultText":"The cerebellar tonsils appear to terminate above the level of the foramen magnum.","aiInstructions":"Evaluate for Chiari malformation or tonsillar herniation. Document the position relative to the foramen magnum. If normal, use default text."},{"name":"Sellar and Suprasellar Region","defaultText":"The sella turcica, pituitary gland, optic chiasm, and suprasellar region appear within normal limits.","aiInstructions":"Assess pituitary gland size, signal intensity, and enhancement. Evaluate for mass lesions, hemorrhage, or abnormal enhancement. Document any compression of the optic chiasm."},{"name":"Brainstem and Posterior Fossa","defaultText":"The brainstem, posterior fossa, and cervicomedullary junction appear preserved.","aiInstructions":"Evaluate for mass lesions, signal abnormalities, hemorrhage, or compression. Assess brainstem integrity and cervicomedullary junction. If normal, use default text."},{"name":"Orbital Soft Tissues","defaultText":"The orbital soft tissues appear normal.","aiInstructions":"Assess extraocular muscles, optic nerves, and orbital fat. Document any abnormalities such as enlargement, signal changes, or mass lesions."},{"name":"Nasopharynx","defaultText":"The visualized nasopharynx appears normal.","aiInstructions":"Evaluate for mass lesions, abnormal enhancement, or obstructive lesions. If normal, use default text."},{"name":"Paranasal Sinuses and Mastoid Air Cells","defaultText":"There are no fluid levels seen within the paranasal sinuses and mastoid air cells.","aiInstructions":"Assess for sinusitis, fluid levels, opacification, or abnormal enhancement. Document any mucosal thickening or air-fluid levels."},{"name":"Skull Base, Calvarium, and Upper Cervical Spine Bone Marrow","defaultText":"There is no abnormal bone marrow signal within the skull base, calvarium, and visualized upper cervical spine.","aiInstructions":"Evaluate for marrow signal abnormalities, hemorrhage, or infiltrative processes. If normal, use default text."},{"name":"Intracranial Vessels and Dural Venous Sinuses","defaultText":"Expected flow-voids are present within the visualized intracranial vessels at the skull base level and dural venous sinuses.","aiInstructions":"Assess for normal flow voids in major vessels. Document any abnormal signal, thrombosis, or vascular abnormalities. If normal, use default text."},{"name":"Cerebellopontine Angle","defaultText":"There is no evidence of mass lesion or abnormal enhancement within the cerebellopontine angle bilaterally.","aiInstructions":"Evaluate for acoustic neuromas, meningiomas, or other mass lesions. Assess for abnormal enhancement. If normal, use default text."},{"name":"Internal Auditory Canals","defaultText":"There is no evidence of mass lesion or abnormal enhancement within the internal auditory canals bilaterally.","aiInstructions":"Assess for acoustic neuromas, facial nerve enhancement, or other mass lesions. Document any abnormal enhancement or signal abnormalities. If normal, use default text."},{"name":"Middle and Inner Ear Structures","defaultText":"There is no abnormal enhancement of the middle or inner ear structures bilaterally.","aiInstructions":"Evaluate for otitis media, labyrinthitis, or abnormal enhancement. Document any fluid levels or signal abnormalities. If normal, use default text."},{"name":"Mastoid Air Cells and Middle Ear Cavities","defaultText":"The mastoid air cells and middle ear cavities appear unopacified bilaterally.","aiInstructions":"Assess for opacification, fluid levels, or abnormal signal. Document the aeration status of mastoid air cells. If normal/unopacified, use default text."}]},"impression":{"defaultText":"1. No evidence of mass lesion or abnormal enhancement within the cerebellopontine angle or internal auditory canals bilaterally.\n2. No acute intracranial abnormality identified on brain MRI.","aiInstructions":"Synthesize the key findings from both the brain MRI and IAC MRI components into a concise clinical summary. List findings in order of clinical significance. Include any normal findings that are pertinent to the clinical question. Avoid repeating detailed descriptions from the findings section. Number each impression point clearly."}},"aiUsageInstructions":{"summary":"Use this template to generate a complete MRI Brain and Internal Auditory Canal (IAC) with and 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/mri-brain-and-internal-auditory-canal-iac-with-and-without-contrast","claudeApiUrl":"https://radiluxreports.com/templates/api/claude/mri-brain-and-internal-auditory-canal-iac-with-and-without-contrast","useInDashboardUrl":"https://radiluxreports.com/?templateId=69a22bb5efd4f1d917503e67","apiUrl":"https://radiluxreports.com/templates/api/mri-brain-and-internal-auditory-canal-iac-with-and-without-contrast","updatedAt":"2026-03-01T00:12:11.488Z","license":"Free for clinical and educational use. Attribution appreciated."}}