SAH Presentation Template - Sydney Adventist Hospital

64 Pages·2014·3.72 MB·English

by  Sandra Eckstein

MRI Imaging of GP Medicare
Eligible Conditions
By Dr. Andrew Stuart
Radiologist
Sydney Adventist Hospital

0562/SAH/1112/SAH
Learning Objectives
• Indications for GP referred Medicare eligible MRI scans

• MRI imaging appearances of selected cases

• Benefits to patients in being able to access rebatable MRI

• Precautions and contraindications with MRI referral
Criteria for GP referred for Medicare eligible MRI scans

• MRI Head for unexplained Seizure(s) or Chronic
Headaches

• MRI Cervical Spine for Cervical Radiculopathy or Trauma

• MRI Knee for Acute Knee Trauma with possible Meniscal
Tear or Anterior Cruciate Tear
ABSOLUTE CONTRA-INDICATIONS FOR MRI

• Pacemaker or defribillator wires (now a pacemaker that is MRI safe)

• Metallic FB`s in the eye

• Swan-Ganz catheter

• Deep brain stimulator

• Bullets or gunshots pellets near great vessels or vital organs

• Cerebral aneurysm clips if magnetic (includes unknown)

• Cochlear implant

• Magnetic dental implant

• Drug infusion devices
RELATIVE CONTRAINDICATIONS FOR MRI

• AAA stent
• stapes implant
• implanted drug infusion device
• neuro or bone growth stimulator
• surgical clips, wire sutures, screws or mesh
• ocular prosthesis
• penile prosthesis
• joint replacement or prosthesis
• other implants, in particular mechanical devices
• too large patient
• claustrophic patient
• inability to lie still
• surgery in previous 6 weeks
Nephrogenic systemic fibrosis (NSF)
• Rare and serious condition involving fibrosis of skin, eyes,
joints and internal organs.
• Occurs in patients exposed to gadolinium with severe renal
disease.
• Please ensure if you are referring a patient for MRI who has
suspected renal disease or who is elderly that there is a
relatively recent creatinine.
• At the SAN we use Gadovist which has not had a definite case
of NSF associated with its use.
28 yr old female

• Suspected cervical trauma playing netball p/w
left sided neck pain
• Probable migraine
• Exclude spinal pathology
Sagittal water sensitive MRI sequences
T2 STIR
TOF MRA of neck arteries