Possible Causes for sinus opacification Chronic Sinusitis Eyes with grade 1 opacification (1–49% opacification) of an adjacent sphenoid sinus showed thinner RNFL (beta -12.87) compared to eyes with a clear adjacent sphenoid sinus [journals.plos.org] The presence of opacification is not a good distinguisher from an acute sinus infection. [radiopaedia.org] […] signaling from the high protein content in the mucus) or low signaling of fungal concretions in sinus cavities on MRI. [clevelandclinicmeded.com] Nasal Polyp Secondary endpoints—improvement in sinus opacification and loss of smell—also favored dupilumab. [ajmc.com] Coronal CT scan through the anterior sinuses showing opacification of the left maxillary sinus with opacification of the inferior half of the nasal cavity on the left, filled [emedicine.com] opacifications as assessed by CT scans using Lund Mackay Score. [clinicaltrials.gov] Mucocele of the Sphenoid Sinus Sphenoid Sinus Mucocele Fig. 1: Axial unenhanced CT image shows opacification of the left sphenoid sinus due to a mass (arrow) causing slight expansion of the sinus. [radiologyinthai.blogspot.com] Computed tomography of the paranasal sinuses demonstrated complete opacification of the sphenoid sinus. [ncbi.nlm.nih.gov] […] radiographs: Sinus opacifications Air-fluid level Mass Fractures 21 Water view Best for maxillary sinuses and orbital rims Blow-out fractures 22 Caldwell view Best for frontal [slideplayer.com] Mucocele of the Paranasal Sinus If obtained, they demonstrate opacification and expansion of the affected sinus. [radiopaedia.org] […] of the maxillary sinus and opacification of the ipsilateral ostium and infundibulum; the ostiomeatal unit pattern, with inflammation of the ipsilateral maxillary, frontal [appliedradiology.com] Initial axial CT scans without contrast of paranasal sinus. [tandfonline.com] Sjögren Syndrome Immunoglobulin G4-related sclerosing disease (IgG4-RSD) is a fibroinflammatory condition that has the potential to affect nearly every organ system. Classic histological findings include storiform fibrosis and lymphoplasmacytic infiltrates of immunoglobulin G4 (IgG4)-positive plasma cells. The clinical features of IgG4-RSD[…] [ncbi.nlm.nih.gov] Mucocele If obtained, they demonstrate opacification and expansion of the affected sinus. [radiopaedia.org] A, Coronal MR image showing abnormal opacification of the sphenoid sinus ( asterisk [*]). [ajnr.org] CT scan of paranasal sinuses was done during the clinic visit, demonstrating complete opacification of the right frontal sinus. [anncaserep.com] Lethal Midline Granuloma Coronal (left) and axial (right) CT scans of the sinus reveal severe pansinusitis with abnormal nasopharyngeal thickening, right facial edema and right temporal bone opacification [emedicine.medscape.com] Rhinocerebral Mucormycosis Complete sinus opacification, gas-fluid levels and obliteration of the nasopharyngeal tissue planes can also occur. [radiopaedia.org] opacification extending into the right orbit with compression of optic nerve [Figure 12]. [jiaomr.in] […] level, thickening of the sinus mucosa, and full opacification. [journals.plos.org] Common Cold Clinical studies indicate sinus involvement in common colds. [emedicine.medscape.com] Abnormal computed tomography (CT) findings (eg, opacification, air-fluid levels, and mucosal thickening) are present in adults with common colds that resolve over 1-2 weeks [emedicine.medscape.com] Sinusitis Imaging revealed diffuse sinus opacification and a Le Fort type I complex fracture involving the maxilla, pterygoid plates, clivus, and right nasal bridge. [ncbi.nlm.nih.gov] The CT findings suggestive of sinusitis are sinus opacification, air-fluid levels, sinus wall displacement, and 4 mm or greater mucosal thickening[5]. [ncbi.nlm.nih.gov] Image studies show complete opacification of the left frontal sinus, left sphenoid sinus, and the left maxillary sinus. [ncbi.nlm.nih.gov] Sphenoid Sinusitis This patient presented with severe headaches and, with CT and MRI findings of unilateral sphenoid sinus opacification, with bone demineralization and intrasinus calcification [ncbi.nlm.nih.gov] CT showed sphenoid sinus opacification. Symptoms resolved with antibiotics. [pediatricneurologybriefs.com] An MRI scan revealed isolated left sphenoid sinus opacification, with incomplete opacification of the cavernous sinus and occlusion of the left carotid siphon ( Figure 1 ) [academic.oup.com] Acute Sinusitis MEASUREMENTS AND MAIN RESULTS: Each subject underwent a structured history and physical examination, followed by a sinus computed tomography (CT) scan. [ncbi.nlm.nih.gov] Cure rates with antibiotics were higher when a fluid level or total opacification in any sinus was found on computed tomography ( OR 4.89, 95% CI 1.75 to 13.72; NNTB 4, 95% [cochrane.org] Plain radiograph Opacification of the sinuses and air-fluid level best seen in the maxillary sinus. [radiopaedia.org] Periodontitis To avoid difficulties in interpretation of paranasal sinus opacifications on plain radiograph, we chose to assess the sinuses by a combination of endoscopical investigation [dx.doi.org] Maxillary Sinusitis Coronal MRI scan showing opacification of the left maxillary and ethmoid sinuses. Axial MRI scan showing opacification of the left maxillary sinus. [ghorayeb.com] NIR illumination produced unique patterns reflecting different disease states: normal sinus anatomy, mild sinus disease and/or mucosal thickening, and complete opacification [ncbi.nlm.nih.gov] Plain radiographs showed a radiopaque foreign body in the posterior region associated with opacification of the maxillary sinus. [ncbi.nlm.nih.gov] Frontal Sinusitis opacification was in the MTsp group. [ncbi.nlm.nih.gov] The opacification of the frontal recess and sinus lateralis demonstrated a strong association with an increased presence of frontal sinusitis by multiple logistic regression [ncbi.nlm.nih.gov] Intranasal frontal sinusotomy - Indicated in patients with extensive frontal sinus mucosal thickening, frontal sinus polyp / opacification of frontal sinus / failed anterior [drtbalu.co.in] Atelectasis The most common radiographic findings were sinus opacification (91%), uncinate process retraction/middle meatus increase (91%), orbit enlargement (100%), ipsilateral septum [ncbi.nlm.nih.gov] Polyps Coronal CT scan through the anterior sinuses showing opacification of the left maxillary sinus with opacification of the inferior half of the nasal cavity on the left, filled [emedicine.medscape.com] Findings include 3: unilateral opacification of the maxillary sinus nasopharyngeal mass is occasionally seen frequently, bilateral sinus involvement (23-42%) 3 CT CT is the [radiopaedia.org] Axial CT scan section through the maxillary sinuses showing opacification of the left maxillary sinus with antral-choanal polyp in the posterior nasal cavity and choana exiting [emedicine.medscape.com] Temporal Bone Fracture A fluid level is seen in the sphenoid sinus. There is partial opacification of the ethmoid sinuses. [www2.med.wayne.edu] sphenoid sinus opacification, air in the glenoid cavity (2-4-7-8). [arquivosdeorl.org.br] Mastoid opacification was present in 139 (91.4%) fractures. Opacification of the middle ear cavity was present in 121 (79.6%) fractures. [ncbi.nlm.nih.gov] Upper Airway Cough Syndrome […] particular of opacification, and/or air-fluid levels in the presence of chronic cough has been considered to be predictive evidence for bacterial sinus infection and is the [authorstream.com] Postinfectious UACS: Bacterial Sinusitis Cough sinus infection chronic sputum production May be silent also Traditionally, the presence of sinus mucosal thickening, and in [authorstream.com] Thrombosis The ‘empty delta sign’ on CT, reflecting the opacification of collateral veins in the wall of the superior sagittal sinus after contrast injection is present in only 10–20% [pmj.bmj.com] Cerebral Thrombosis The ‘empty delta sign’ on CT, reflecting the opacification of collateral veins in the wall of the superior sagittal sinus after contrast injection is present in only 10–20% [pmj.bmj.com] Native image (A) shows stents in left sigmoid sinus and internal jugular vein (arrow). [em-consulte.com] The venous time of the left internal carotid injection (B) confirms complete recanalization and shows a defect opacification that could correspond to either a persistent clot [em-consulte.com] Posterior Inferior Cerebellar Artery Occlusion […] of superior sagittal sinus and left transverse sinus. [cureus.com] […] the head and neck was performed which ruled out any dissection, significant stenosis or occlusion of intracranial or extracranial cerebral vasculature with areas of non-opacification [cureus.com] Painful Ophthalmoplegia Hirtz incidences revealed contralateral cavernous sinus opacification and venous drainage through the coronary sinus. [ncbi.nlm.nih.gov] […] of the ipsilateral cavernous sinus. [ncbi.nlm.nih.gov] sinus (large solid arrow), and draining into inferior petrosal (open arrow) and sphenoparietal (small solid arrow) sinuses. [ajronline.org] Orbital Emphysema These soft tissue signs include overlying soft tissue swelling, a maxillary sinus opacification or air/fluid level, and orbital emphysema. [mhmedical.com] Maxillary sinus opacification is seen with an air-fluid level. Inferior orbital rim and lateral wall of the maxillary sinus should be intact. [lifeinthefastlane.com] Complete or partial opacification of the ipsilateral maxillary sinus from hemorrhage or edema Treatment and complications Requirement for, timing of and method used for reconstruction [learningradiology.com] Orbital Cellulitis A computed tomography scan demonstrated right frontal and sphenoid sinus opacification. [ncbi.nlm.nih.gov] […] mucosal thickening, full opacification, and air-fluid level) of both diseases were compared. [ncbi.nlm.nih.gov] There was also complete opacification of the ipsilateral maxillary sinus with peripheral enhancement, suggestive of a sinus abscess. [ncbi.nlm.nih.gov] Retrocecal Appendicitis Barium opacification of the appendix does not exclude the diagnosis of acute appendicitis. [pubs.rsna.org] The appendix may demonstrate mass displacement, sinus tracts, or communication with the abscess cavity. Article History Accepted: July 1973 Published in print: Feb 1974 [pubs.rsna.org] Atrial Septal Defect The diagnosis can be made by injecting contrast agent into left upper extremity; coronary sinus opacification precedes right atrial opacification. [emedicine.medscape.com] Sinus Barotrauma Comparable with the findings described above, these include mucosal thickening, fluid levels, polypoid masses, and complete sinus opacification. [ajnr.org] MRI findings as a mucosal lining exceeding an estimated thickness of 3 mm, a near-total or total sinus opacification, and an air-fluid level. [journals.plos.org] Radiologic reports of sinus barotrauma are scarce and include only plain film records ( 1 – 3, 5 ). [ajnr.org] Orbital Floor Fracture Maxillary sinus opacification is seen with an air-fluid level. Inferior orbital rim and lateral wall of the maxillary sinus should be intact. [lifeinthefastlane.com] Complete or partial opacification of the ipsilateral maxillary sinus from hemorrhage or edema Treatment and complications Requirement for, timing of and method used for reconstruction [learningradiology.com] The sinus outline - any opacification or fluid level in the maxillary sinus is suggestive of a fracture. [patient.info] Ethmoid Sinusitis A computed tomography scan revealed opacification of the ethmoid sinus with right proptosis. [ncbi.nlm.nih.gov] […] of the maxillary sinus and opacification of the ipsilateral ostium and infundibulum; the ostiomeatal unit pattern, with inflammation of the ipsilateral maxillary, frontal [appliedradiology.com] Possible findings in acute sinusitis include mucosal thickening, air-fluid levels, and complete opacification of the involved sinus. [aafp.org]
