ct sinus stryker protocol ct sinus stryker protocol
348 0 obj <> endobj xref 348 55 0000000016 00000 n They will cover the tiny hole made by the needle with a small dressing. see full revision history and disclosures, iodinated contrast-induced thyrotoxicosis, saline flush during contrast administration, CT NCAP (neck, chest, abdomen and pelvis), CT angiography of the cerebral arteries (protocol), CT angiography of the circle of Willis (protocol), cardiac CT (prospective high-pitch acquisition), CT transcatheter aortic valve implantation planning (protocol), CT colonography reporting and data system, CT kidneys, ureters and bladder (protocol), CT angiography of the splanchnic vessels (protocol), 1. Bones appear white on the x-ray. 1`,n::&a?k4zeCn7|Q6qInl|@@@@@?}6}'7n5~e&>'Sj&1 ;jo/Nv$[fo|wPt&Gspl?So.rE%?;~ > N+[LW{ If so, your doctor will explain why. CT of the sinuses can help plan the safest and most effective surgery. `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ Int Forum Allergy Rhinol. `gG>XZz8%K8Z[o_-::@vIABb"snk(Blm:N^L|9jmT` -Y endstream endobj 355 0 obj <>stream hbb2a`b``3 n 9 Deviated Septum The nasal septum has cartilage and bone that divide your nose's nasal cavity in two. You also may have a metallic taste in your mouth. 0000116114 00000 n Please contact your physician with specific medical questions or for a referral to a radiologist or other physician. 0000006859 00000 n Products Auris Nasus Larynx. RadiologyInfo.org is not a medical facility. CT paranasal sinus (protocol). You may need to remove any piercings, if possible. Web Privacy Policy | Nondiscrimination Statement. A radiologist, a doctor specially trained to supervise and interpret radiology exams, will analyze the images. The hand denotes child-specific content. Trade mark is and ctsinus stryker protocol was required for this solution to the anatomic compartments. d ;w&$@B!Cp "**((((+.x,f_Ut:3==!(/3SzI"D!BHp!~"DC {Wgd\I-[lm/~{C}ac}8qF=zP+{{v!~aaak 7fyw]Z!B,X7x7b\ID@acO?) A prospective, randomized clinical study. Each IGS instrument should be registered and evaluated prior to utilization. What are the limitations of CT of the Sinuses? 0000004092 00000 n 2015;5(8):761-763, Bernardeschi D, et al. 0000051629 00000 n Rotating around you, the x-ray tube and electronic x-ray detectors are located opposite each other in a ring, called a gantry. Risks for a CT scan includes: Being exposed to radiation; Allergic reaction to contrast dye ; CT scans expose you to more radiation than regular x-rays. Total amount of contrast. (New protocols can be added as requested) ENT CT Protocols* CT Maxillofacial; CT Parathyroid 4D; CT Sinus; CT Surgical Sinus (Fiagon, Medtronic, Stealth, Stryker) CT Soft Tissue Neck; CT Temporal Bone and/or IAC; CTA Brain & Neck; ENT MRI Sequence* MR . CT is the most reliable imaging technique for determining if the sinuses are obstructed. Such speed is beneficial for all patients. You may need a follow-up exam. You may feel warm or flushed as the contrast is injected. Unlike MRI, an implanted medical device of any kind will not prevent you from having a CT scan. The aim of FESS is to preserve mucosa while restoring drainage and ventilation of the sinuses. 12 A CT scan provides greater definition of the sinuses and is . Medtronic offers more than 5,000 products and instruments for ENT specialists. xQ_GMBfhf=9uv:'n-bL'7>|_>%QQw? Modern CT scanners can image large sections of the body in just a few seconds, and even faster in small children. Surgical 3D Head. NB: This article aims to frame a general concept of a CT protocol for the assessment of the paranasal sinuses. Evaluation of a navigation system for ENT with surgical efficiency criteria. Some CT exams use a contrast material to enhance visibility in the body area under examination. 0000003862 00000 n Ahn S, et al. The CT lumbar spine or L-spine protocol serves as an examination for the assessment of the lumbar spine. CPT CODE AND GUIDELINES FOR CT SCANS SCHEDULE 203-878-2341 FAX 203-878-3429. Z}8Y.u| u7/K]I2d Figure 2A, 2B, 2C, 2D shows the steps of the FESS technique. 0000327514 00000 n endstream This unit has a variety of software packages available for Neurosurgery, Spine and Orthopedic procedures among others. It is imperative that the correct patient, study from the desired date and the appropriate anatomical study are selected. This is where the technologist operates the scanner and monitors your exam in direct visual contact. `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ This website does not provide cost information. World Neurosurg. Yao WC, et al. `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ A conventional x-ray exam directs a small amount of radiation through the body part under examination. What is CT (Computed Tomography) of the Sinuses? These lines help ensure that you are in the correct position on the exam table. 0000005691 00000 n Outside links: For the convenience of our users, RadiologyInfo.org provides links to relevant websites. Indenting and outdenting in richtext should work as well. Operating with its association, andmedical provider consultations to a single sinus cavities. Straps and pillows may be used to help the patient maintain the correct position and to hold still during the exam. 2012;126(12):1224-1230. 0000005017 00000 n A special electronic image recording plate captures the image. Intra-Operative Use of Computer Aided Surgery. implants, specific indications. Reference article, Radiopaedia.org (Accessed on 01 May 2023) https://doi.org/10.53347/rID-92692. 21151 Pomerantz Family Pavilion After a CT exam, the technologist will remove your intravenous line. 0000014919 00000 n Recommended protocol for medical CT scanners Patient positioning Scan Spacing: Less than 1.25 mm (equal to slice thickness) Slice Thickness: Less than 1.25 mm (equal to scan spacing) . Leave them at home or remove them prior to your exam. It is built on decades of scientific, clinical and engineering research. The radiologist will send an official report to the doctor who ordered the exam. This exam does not commonly require contrast material; however, in some situations your doctor may request that contrast material be given. Acute Stroke - Brain. 0000014012 00000 n If contrast material is required, a nurse or technologistwill insert an intravenous(IV) line into a small vein in the patient's hand or arm. `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ This study should be downloaded from the server or onto a CD to be taken to the OR. <> stream `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ If you have a hard time staying still, are claustrophobic, or have chronic pain, you may find a CT exam to be stressful. /Matrix [1 0 0 -1 0 792] Please Note: You can also scroll through stacks with your mouse wheel or the keyboard arrow keys. Become a Gold Supporter and see no third-party ads. 0000014677 00000 n <]/Prev 546335/XRefStm 1759>> The optical capability refers to the infrared light based camera that monitors reflections from the spheres placed on the surgical instrumentation. Managing Editors: Sarah Elliott, Kay Klein, Claire Davis 0000014774 00000 n `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ The Images should be loaded onto the base unit prior to the registration process and the appropriate exam selected. detect the presence of inflammatory diseases. The CT paranasal sinus protocol serves as an examination for the assessment of the study of the mucosa and bone system of the sinonasal cavities. Better surgical outcome by image-guided navigation system in endoscopic removal of sinonasal inverted papilloma. What are some common uses of the procedure? This will be determined by the ordering physician and/or the imaging physician. CT of the brain with Lorenz protocol. 0000014254 00000 n 0000001746 00000 n `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ Some CT exams will require you to remove hearing aids and removable dental work. /Length 40>> stream Otolaryngol Clin North Am. It is usually performed as a non-contrast study. `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ 0000008040 00000 n endstream CT scans are minimally-invasive and can accurately help doctors diagnose nose and sinus issues. A special computer program processes this large volume of data to create two-dimensional cross-sectional images of your body. 0000015162 00000 n `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ q These measure the amount of radiation being absorbed throughout your body. hb``Pa``c`a` Bl@q c?td$3V0D)))e`s@HXDh[i C?&j]`fhTt It is usually performed as a non-contrast study. CT imaging is sometimes compared to looking into a loaf of bread by cutting the loaf into thin slices. CT STEALTH PROTOCOL (HEAD / FACIAL BONES WITHOUT IV CONTRAST) NOTES: LMP on pts of child-bearing age Shield children when possible Follow GFR and metformin protocol for contrast studies Any deviation from protocol MUST be Radiologist approved. However, the risk from any one scan is very small. `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ (2021). Image 1: AxiEM System powerbox with cords for connecting to the base unit. A CT scan of the face produces images that also show a patient's paranasal sinus cavities. To avoid unnecessary delays, contact your doctor well before the date of your exam. This protocol is mainly used to perform a biopsy of the brain and in some functional neurosurgeries. What will I experience during and after the procedure? @w 0>/Filter/FlateDecode/Index[51 297]/Length 32/Size 348/Type/XRef/W[1 1 1]>>stream 0000002100 00000 n endobj 0 Rad Director will be notified if this occurs without prior approval. 0000006850 00000 n endobj CT is beneficial in studying chronic disease of the paranasal sinuses, not least to assess whether it has spread to surrounding structures. You can return to your normal activities immediately. Y%~%b+1s6epsK_? Because children are more sensitive to radiation, they should have a CT exam only if it is essential for making a diagnosis. This will pass. `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ hbbe`b``3 ` endstream endobj 349 0 obj <>/Metadata 49 0 R/OpenAction 350 0 R/Pages 48 0 R/StructTreeRoot 51 0 R/Type/Catalog/ViewerPreferences<>>> endobj 350 0 obj <> endobj 351 0 obj <>/Font<>/ProcSet[/PDF/Text/ImageC]/Properties<>/XObject<>>>/Rotate 0/StructParents 0/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> endobj 352 0 obj <> endobj 353 0 obj <> endobj 354 0 obj <>stream The technologist will be able to hear and talk to you using a speaker and microphone. ! ?,8!o?:g,96Z9v-:fJ4)0<9(/dJJ_aYKoP;H,Abtx+Sg{tm&.,+d[w9qkM|]"O)s5q>BSM&U[~Y:FR4~ c endstream endobj 356 0 obj <> endobj 357 0 obj <>stream Iowa City, IA 52242-1089, Editor: Henry Hoffman, MD The IGS equipment requires positioning of a registration unit on the patient. A CT scan generates images that can be reformatted in multiple planes. A major advantage of CT is its ability to image bone, soft tissue, and blood vessels all at the same time. This difference allows the doctor to distinguish body parts from one another on an x-ray or CT image. The costs for specific medical imaging tests, treatments and procedures may vary by geographic region. Sometimes a follow-up exam further evaluates a potential issue with more views or a special imaging technique. `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ 0000014497 00000 n /XObject <>>> }d'z Yxs`;Zh_yl6b There is always a slight chance of cancer from excessive exposure to radiation. 0000014189 00000 n CT scan of the paranasal sinuses with Stealth protocol should be ordered prior to the patients surgery date. 0000002850 00000 n 0000009020 00000 n Wear comfortable, loose-fitting clothing to your exam. Tell your doctor about all medications you are taking and if you have any allergies. the possible presence of brain aneurysms, tumors, etc. See the CT Safety During Pregnancypage for more information. 2013; 149(1):17-29. If the exam uses iodinated contrast material, your doctor will screen you for chronic or acute kidney disease. Siemens Definition AS 20 Protocols. However, these are only side effects of the contrast injection, and they subside quickly. Rhinology 49: 429-437, 2011. Guidance of endoscopic instruments may help you to perform a minimally invasive, accurate and selective surgery. Weight 75-90kg: 120cc. 0000007874 00000 n 0000051941 00000 n Ear, Nose & Throat Contrast may be given, depending on the indications. H\n0yC$ian@tH#@!(/k'$+WNYx+ae' /X4 Do Though the scanning itself causes no pain, there may be some discomfort from having to remain still for several minutes. 0000006140 00000 n 6 0 obj }K?~_fTP~z~}]_[{>>O{>;1*m7o|[v7?o\?z^1R_'mTz|||xxoo_^~wQQoWn__?7*_:eH!Qvt!QvS3feeH&SsZD_D!QvJUDS3fef2$NM^e .CSSeH1(;,C6eH2$N2$Nw&S2$NeH1(;5c!Qvn(;NpeeH:]eH,CYD=fe,C!Qv!Qvj3eHR!Qvj,CYDSwWDu(;/C*C5fef2$N1(;Mde&SS .CS3fef2$NeH2$N\D)~eNWe1(;5c!QvjYDm"(;57eH:eHZLpeTeH1(;5c!Qvj,C!Qvj2$N(;u(;uYDS{2$NmYDI-C/Czg(;*CYDS3fe&S!Qv_DUDk2$NeHc!Qvj2$NMje|e;\D)Uef2$NeH1(;u7yeHZ'S2$N2$N]c!Qvj,CSD!QvjnR(;u(;2$N(;5c!Qvj,CYD+C:eH!Qvt!QvS3feeH&SsZD_D!QvJUDS3fef2$NM^e .CSSeH1(;,C6eH2$N2$Nw&S2$NeH1(;5c!Qvn(;NpeeH:]eH,CYD=fe,C!Qv!Qvj3eHR!Qvj,CYDSwWDu(;/C*C5fef2$N1(;Mde&SS .CS3fef2$NeH2$N\D)~eNWe1(;5c!QvjYDm"(;57eH:eHZLpeTeH1(;5c!Qvj,C!Qvj2$N(;u(;uYDS{2$NmYDI-C/Czg(;*CYDS3fe&S!Qv_DUDk2$NeHc!Qvj2$NMje|e;\D)Uef2$NeH1(;u7yeHZ'S2$N2$N]c!Qvj,CSD!QvjnR(;u(;2$N(;5c!Qvj,CYD+C:eH!Qvt!QvS3feeH&SsZD_D!QvJUDS3fef2$NM^e .CSSeH1(;,C6eH2$N2$Nw&S2$NeH1(;5c!Qvn(;NpeeH:]eH,CYD=fe,C!Qv!Qvj3eHR!Qvj,CYDSwWDu(;/C*C5fef2$N1(;Mde&SS .CS3fef2$NeH2$N\D)~eNWe1(;5c!QvjYDm"(;57eH:eHZLpeTeH1(;5c!Qvj,C!Qvj2$N(;u(;uYDS{2$NmYDI-C/Czg(;*CYDS3fe&S!Qv_DUDk2$NeHc!Qvj2$NMje|e;\D)Uef2$NeH1(;u7yeHZ'S2$N2$N]c!Qvj,CSD!QvjnR(;u(;2$N(;5c!Qvj,CYD+C:eH!Qvt!QvS3feeH&SsZD_D!QvJUDS3fef2$NM^e .CSSeH1(;,C6eH2$N2$Nw&S2$NeH1(;5c!Qvn(;NpeeH:]eH,CYD=fe,C!Qv!Qvj3eHR!Qvj,CYDSwWDu(;/C*C5fef2$N1(;Mde&SS .CS3fef2$NeH2$N\D)~eNWe1(;5c!QvjYDm"(;57eH:eHZLpeTeH1(;5c!Qvj,C!Qvj2$N(;u(;uYDS{2$NmYDI-C/Czg(;*CYDS3fe&S!Qv_DUDk2$NeHc!Qvj2$NMje|e;\D)Uef2$NeH1(;u7yeHZ'S2$N2$N]c!Qvj,CSD!QvjnR(;u(;2$N(;5c!Qvj,CYD+C:eH!Qvt!QvS3feeH&SsZD_D!QvJUDS3fef2$NM^e .CSSeH1(;,C6eH2$N2$Nw&S2$NeH1(;5c!Qvn(;NpeeH:]eH,CYD=fe,C!Qv!Qvj3eHR!Qvj,CYDSwWDu(;/C*C5fef2$N1(;Mde&SS .CS3fef2$NeH2$N\D)~eNWe1(;5c!QvjYDm"(;57eH:eHZLpeTeH1(;5c!Qvj,C!Qvj2$N(;u(;uYDS{2$NmYDI-C/Czg(;*CYDS3fe&S!Qv_DUDk2$NeHc!Qvj2$NMje|e;\D)Uef2$NeH1(;u7yeHZ'S2$N2$N]c!Qvj,CSD!QvjnR(;u(;2$N(;5c!Qvj,CYD+C:eH!Qvt!QvS3feeH&SsZD_D!QvJUDS3fef2$NM^e .CSSeH1(;,C6eH2$N2$Nw&S2$NeH1(;5c!Qvn(;NpeeH:]eH,CYD=fe,C!Qv!Qvj3eHR!Qvj,CYDSwWDu(;/C*C5fef2$N1(;Mde&SS .CS3fef2$NeH2$N\D)~eNWe1(;5c!QvjYDm"(;57eH:eHZLpeTeH1(;5c!Qvj,C!Qvj2$N(;u(;uYDS{2$NmYDI-C/Czg(;*CYDS3fe&S!Qv_DUDk2$NeHc!Qvj2$NMje|e;\D)Uef2$NeH1(;u7yeHZ'S2$N2$N]c!Qvj,CSD!QvjnR(;u(;2$N(;5c!Qvj,CYD+C:eH!Qvt!QvS3feeH&SsZD_D!QvJUDS3fef2$NM^e .CSSeH1(;,C6eH2$N2$Nw&S2$NeH1(;5c!Qvn(;NpeeH:]eH,CYD=fe,C!Qv!Qvj3eHR!Qvj,CYDSwWDu(;/C*C5fef2$N1(;Mde&SS .CS3fe0 D In some protocols we always want to give the maximum dose of 150cc, like when you are looking for a pancreatic carcinoma or liver metastases. Air appears black. Speed is especially beneficial for children, the elderly, and critically ill anyone who finds it difficult to stay still, even for the brief time necessary to obtain images. CT scanning is painless, noninvasive, and accurate. The Department of Otolaryngology and the University of Iowa wish to acknowledge the support of those who share our goal in improving the care of patients we serve. trailer kBqe|$L0et76+W&7 ]&lc6Mc@i2Y5i*QXGbE:jC9_S|M0-u?0skO'33Lk\e\e!}i! Unable to process the form. 0000009758 00000 n In addition, in the case of planned surgery, imaging can provide the surgeon with necessary information regarding any anatomical variants and allow the diagnosis of clinically silent diseases, e.g. ::Rp1Jih({jVJD;NS/x$(>H|5`%(_ p9 You will lie on a narrow table that slides in and out of this short tunnel. Then, the table will move slowly through the machine for the actual CT scan. Stryker Corporation or its divisions or other corporate affiliated entities own, use or have applied for the following trademarks or service marks: Stryker. A 501(c)(3) nonprofit organization, Adler/Nail and Cedars-Sinai Research for Women's Cancers P.E.T. Strauss G, et al. As a separate examination, it is most often performed as a non-contrast study. `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ In many protocols a standard dose is given related to the weight of the patient: Weight < 75kg : 100cc. 0000001928 00000 n Computed Tomography (CT or CAT Scan) - RadiologyInfo - The. They should not have repeated CT exams unless necessary. Head and Neck Imaging - 2 Volume Set. Scopis is a next-generation solution for navigating functional endoscopic sinus surgery (FESS) offering surgeons highly advanced image guidance and visualization capabilities in a single system. RTAnswers.org: Radiation Therapy for Head and Neck Cancer, This page was reviewed on November, 01, 2022. Copyright 2023 Radiological Society of North America, Inc. (RSNA). University of Iowa This is accomplished through: Benefits of image-guided navigated surgery include improvements in visualization, enabling surgeons to work within complex sinus anatomy and optimize surgical strategies for their patients.5-9. A CT scan of the sinus is first taken to locate the blockages and programmed into the Stryker's computer. `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ Any of these conditions may increase the risk of an adverse effect. %PDF-1.4 % %PDF-1.4 Or, they may be over the weight limitusually 450 poundsfor the moving table. Int Forum Allergy Rhinol. HTRiPSg}/-9yQq#E: "O@!,)")K[D)5V"iE*CmemGm3g9q9.hc0bZ]2V3H,sXgG-B-/ /6U13m&jt;a_X.hI{tR//_i^f" f2%'IhsC\eDf7=s ,6bX$Ec1S`39c_"yivla'=)b'Vg@:YW O;CW#tM}`Ev}UBkk H\j0~ Sometimes, the exam table will move during the scan. 0000111362 00000 n Keep reading to know what we look for in a CT scan of the sinuses. 0000014608 00000 n During surgery, the planned pathways are overlaid in real-time onto the endoscopic image, providing you with unique Scopis augmented reality technology. 0000006508 00000 n StealthStation ENT navigation system offers electromagnetic technology that expands what was previously possible with image-guided surgery so you can see more, do more. The risk of serious allergic reaction to contrast materials that contain iodine is extremely rare, and radiology departments are well-equipped to deal with them. Patient undergoing computed tomography (CT) scan. 0000005130 00000 n Your doctor can review these images on a computer monitor, print them on film or via a 3D printer, or transfer them to a CD or DVD. <> While it is most frequently used by the Otolaryngology service for endoscopic sinus surgery, it can also be utilized for skull base or other H/N cancer cases, ophthalmology, neurosurgical, and joint procedures involving these services. It is also used to create intraoperative road maps. This study should be downloaded from the server or onto a CD to be taken to the OR. 0000010404 00000 n 0000051505 00000 n Surgeon and OR staff ensure the appropriate equipment are available and present in or near the OR room prior to transport of the patient to the OR. The patient should be positioned in the bed, head generally positioned to the right for FESS. Guidance of endoscopic instruments may help you to perform a minimally invasive, accurate and selective surgery. Protocol specifics will vary depending . 2016;126(1):51-59. Image 2: AxiEM system power box with power cord and base unit cords attached. This is especially true for soft tissues and blood vessels. CT is usually the first test ordered when a sinus tumor is suspected. Leave jewelry at home and wear loose, comfortable clothing. Image-guided navigation systems used in endoscopic sinus surgery have shown a reduction in the need for revision surgeries. Dalgorf M, et al. `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ The x-rays used for CT scanning should have no immediate side effects. Include the entire nose and ears 15 cm DFOV is used for all other series Contrast: Like traditional x-rays, it produces multiple images or pictures of the inside of the body. 0000010277 00000 n 2014;82(6 Suppl):S95-105. Protocol specifics will vary depending on CT scanner type, specific hardware and software, radiologist and perhaps referrer preference, and patient factors, e.g. The doctor may administer contrast material intravenously (by vein), so you will feel a pin prick when the nurse inserts the needle into your vein. Some imaging tests and treatments have special pediatric considerations. No radiation remains in a patient's body after a CT exam. endstream Illustrated by: Timothy McCulloch, MD, Copyright The University of Iowa. `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ CTDI: ~10-20 mGy Place skin marker on the patient's right cheek prior to scanning Setup: Head first supine , lateral scout from below the chin through the top of the skull Patient positioned so that the IOML is perpendicular to the table top Only use the flat sponge , NO LENS SHIELD TO BE USED Galletti, et al. D.:%PyGTz.Rp4*H. Use of bone anchoring device in electromagnetic computer-assisted navigation in lateral skull base surgery. All Rights Reserved. These occur as the CT scanner's internal parts, not usually visible to you, revolve around you during the imaging process. 2). The use of image-guided surgery in endoscopic sinus surgery: an evidence-based review with recommendations. Computed tomography, more commonly known as a CT or CAT scan, is a diagnostic medical imaging test. It is the best imaging modality for sinusitis. inbqo@O[nF{su:t(//A (hA222=h)D'@/w8}{aaaEB[xxeqJyg-w3h7 . CT scans in children should always be done with low-dose technique. [ R(BLm@"B6LI& ,D{%B8^0b?h|CrSC/=}LXy000mN8~Ua k/JJY`j$W0!AtL8, if`XXE-8B3@ &)>/Filter/FlateDecode/Index[58 282]/Length 31/Size 340/Type/XRef/W[1 1 1]>>stream 0000002164 00000 n `l\/ c+f>@@@@@V &x&p'@@@@@MlP_TEc+ kr>R8 N+[LW{ Which test, procedure or treatment is best for me? Image-guided surgery with theStealthStation ENT Navigation Systemcan be used to surgically navigate tumors and lesions affecting the anterior and lateral skull base. Note: we are unable to answer specific questions or offer individual medical advice or opinions. Recognition and utilization of surgical landmarks is imperative for the surgeon. In many ways, a CT scan works like other x-ray exams. If you have a known allergy to contrast material, your doctor may prescribe medications to reduce the risk of an allergic reaction. The CT scanner is typically a large, donut-shaped machine with a short tunnel in the center.
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