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221 Position Final
RAD Positioning Final
| Question | Answer |
|---|---|
| Contrast flow during an IVU | Kidney, Renal Pelvis, Ureter, Bladder, Urethra |
| Scheduling of the Hystero | Within 10 days of the start of menses |
| Atypical Cervical Vertebra | C-1, C-2 and C-7 |
| Positioning lines/ CR for Waters for Facial bones | MML perp,, MSP perp, OML 37 degrees from plane of IR, CR exits acanthion |
| Best practices for successful pediatric imaging | Set up room prior to bringing in patient, communicate at age appropriate level, tell the truth |
| Skull shape with petrous ridges at 40 degrees from MSP | Dolicocephalic |
| How do the orbits project in the skull | 30 degrees superiorly and 37 degrees toward the MSP |
| CR location for above the diaphragm ribs | T-6, T-7 |
| Positioning lines/ CR for Lateral Nasal bones | IP perp., MSP //, CR 1/2" inferior to the nasion |
| Sinuses best demonstrated on the Caldwell | Frontal and Ethmoid |
| Routine for sinuses | Waters, Caldwell, Lateral, possibly SMV |
| C-arm mode that removes bone to enhance vessels on the image | Subtraction |
| 3 point landing for the Rhese method | Chin, cheek and nose against the IR |
| Parts of the "Scotty Dog" | Nose-transverse process, Eye-pedicle, Ear-superior articular process, Neck-pars interarticularis, Leg-Inferior articular process |
| Demonstrated on the Open Mouth Odontoid | C1/C2 Zygapophyseal joint, dens |
| Name for the angle of the mandible | Gonion |
| Line from EAM to Inferior Orbital Rim | IOML |
| Vertical portion of the mandible | Ramus |
| SI joint (posterior) obliques demonstrate | Upside SI joint |
| Positioning lines/ CR for the SMV | IOML //, MSP perp,. CR 1 1/2" inferior to the mentum |
| Best demonstrates the Optic Foramina | PA Rhese |
| Head rotation for Axiolateral Obl of the Mandible for Body | 30 degrees toward IR |
| How do you compensate for a patient who cannot tuck chin for Towne projection to place OML perp | Use IOML and increase angle to 37 degrees caudal |
| Normal location of the kidneys | Between the xiphoid and the iliac crest |
| Fracture of the 5th metacarpal | Boxer's |
| Features specific to C, T, and L vertebra | Cervical- transverse foramina and bifid tips. Thoracic- facets for articulation w/ribs, Lumbar-thick bodies, blunt spinous processes |
| Why a chest may be included with a rib series | To demonstrate underlying lung pathology |
| Posterior rib articulations | Costotransverse and Costovertebral joints |
| Positioning lines/ CR for Caldwell for Sinuses | CR horizontal, OML 15 degrees from plane of IR, MSP perp., CR exits the nasion |
| In positioning for the OM Odontoid, what anatomic structures are lined up | Mastoid tips, bottom of the top incisors |
| Function of the cranium | Protect the brain |
| Name a mild, moderate and severe contrast reaction symptom | Mild-nausea, Moderate-giant hives, Severe-respiratory arrest |
| Demonstrates the right cervical intervertebral foramina | LPO, RAO C-spine |
| Best demonstrates the orbits | Modified Waters |
| High dose C-arm mode | Boost |
| C-spine routine | Lateral, Both Axial Obliques, AP Axial, OM Odontoid |
| Parts of the vertebra that form the zygapophyseal joint | Superior and inferior articular processes |
| Criteria for a good pediatric chest x-ray | No rotation, 9 or 10 posterior ribs demonstrated, spine visualized through heart shadow |
| True or False: Low Osmolality contrast is iodinated. | TRUE |
| Results in a free floating zygoma | Tripod fracture |
| Rule in regard to contrast media and Metformin | Metformin must be stopped at the time of the contrast injection for at least 48 hours to avoid risk of renal failure |
| Places the sternum in the heart shadow | 15-20 degree RAO |
| Demonstrates all 4 sinus groups | Lateral |
| Ends of the sagittal suture | Anterior-Bregma Posterior-Lambda |
| Routine for Ribs | AP/PA Above, Obl Above, AP/PA Below, PA Chest |
| Location of Petrous Ridges on the Waters | Below the level of the maxillary sinuses |
| Angle and tube direction for AP and PA Oblique C-Spines | PA-15-20 degrees caudad, AP-15-20 degrees cephalad |
| Reason sinuses are performed erect | To demonstrate air fluid levels |
| IVU obliques best demonstrate | Upside kidney // to IR, and downside ureter |
| Angle compensation for a pediatric skull | Decrease by 5 degrees |
| Partial dislocation | Subluxation |
| Positioning for the Modified Laws | Head rotated 15 deg toward IR, tube angled 15 deg caudad, CR 1 1/2" superior to upside EAM |
| Importance of accurate technique on sinuses | Overpenetration may burn out pathology, underpenetration may mimic it |
| Suture between temporals and parietals | Squamosal |
| Retroperitoneal urinary structures | Kidneys |
| Indicated by fluid in the sphenoid sinus following skull trauma | A basilar skull fracture |
| Difference in CR between AP sacrum and AP SI joints | Sacrum-15 cephalad SI-30-35 (more on women) cephalad |
| Forms the TMJ | Condyle of the mandible and fossa of the temoporal bone |
| Position a patient in shock will be placed in | Trendelenburg |
| Trauma Rule 1 | Two views, 90 degrees apart |
| Intervertebral foramina are best demonstrated on | Obl C-Spines, Lateral T-Spine and Lateral L-Spine |
| Routine Sternum | RAO, Lateral |
| Images taken for a Lt Anterior 5th Rib Injury | PA and RAO above, PA Chest, recumbent below |
| Demonstrates C-6 to T-3, arm closest to IR raised | Swimmers |
| Bones of the skull cap | Rt and Lt Parietal, Frontal and Occipital |
| Bones of the cranial floor | Rt and Lt Temporal, Sphenoid and Ethmoid |
| Pediatric restraining devices | Pigg-o-stat, Sandbags, Bunny Wrap, Tamem board |
| Contraindications to contrast media | Renal failure, Multiple myeloma, pheochromocytoma, previous contrast reaction, acute sickle cell crisis |
| Posterior oblique Lumbar spine obliques best demonstrate | Downside zygaphophyseal joints |
| CR for PA skull, PA Caldwell | 0-Glabella, Caldwell-Nasion |
| Term for inner and outer portion of the orbit | Inner-Apex Outer-Base |
| Position of the IR for the Cross table lateral hip | // to the femoral neck |
| Places Dorsum Sellae within the foramen magnum | AP Towne |
| Places Dens within the foramen magnum | Parietoacanthial Waters |
| Point at the bridge of the nose | Nasion |
| Breathing instructions for above and below the diaphragm ribs | Above-inspiration, Below-expiration |
| Demonstrated on Hysterosalpingogram | Uterine tube patency, Defects within the uterus, congenital conditions of the uterus |
| Contrast used for a myelogram | Iodinated, non-ionic, intrathecal |
| Anatomy demonstrated by rib obliques | Axillary portion of the ribs |
| Done to enhance filling of the pelvicalyceal system | Ureteric compression |
| Best demonstrates the maxillary sinuses | Parietoacanthial Waters |
| Position of the head to prevent contrast from entering during a myelogram | Hyperextension |
| Area where the injection is made for the myelogram | L2,-L3, or L3-L4 and into the subarachnoid space |
| Images necessary to evaluate TMJ function | Bilateral, open and closed mouth |
| Location of the pituitary gland | Within the Sella Turcica of the Sphenoid bone |
| If a C-spine is ordered on a patient with Cervical Trauma the tech will | Image the patient with the collar on, and without removing any restraints, and get the image read by a physician |
| Tilt and rotation for the tangential SMV | 15 degrees rotation toward side of interest, Chin is tilted 15 degrees toward side of interest, CR skims zygoma of interest |
| Facial fractures | Blow out- fx of orbital floor Tripod-results in free floating zygoma |
| TRUE OR FALSE: Cystograms are Antegrade studies | FALSE They go against the flow and are retrograde. |
| Positioning lines for the Modified Waters | MSP perp, LML perp, OML forms a 55 degree angle with the plane of the IR |
| Routine Coccyx | AP Axial, 10 degrees caudad, Lateral 3-4" posterior to the ASIS and 2" inferior |
| Names for C1 and C2 | Atlas and Axis |
| Three parts of the sternum from superior to inferior | Manubrium, Body, Xiphoid |
| First thing tech should do in the case of a contrast reaction | Call for help! |
Created by:
EHodgis
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