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Magnetic resonance imaging. Application to family practice
R H Goh1, S Somers, E Jurriaans
1Hamilton Health Sciences Corporation-General Division, Diagnostic Imaging Department, ON.
Canadian Family Physician Medecin De Famille Canadien
|October 6, 1999
Summary
Magnetic Resonance Imaging (MRI) offers superior soft tissue imaging but has contraindications like metallic implants. Primary care physicians can optimize patient referrals and safety by understanding MRI indications and risks.
Area of Science:
- Radiology
- Medical Imaging
Background:
- Magnetic Resonance Imaging (MRI) is increasingly available.
- Understanding its appropriate use is crucial for healthcare providers.
Purpose of the Study:
- To review MRI indications, contraindications, and risks.
- To guide primary care physicians in patient referral and screening.
- To enhance patient education regarding MRI procedures.
Main Methods:
- Literature search using MEDLINE with relevant MeSH headings.
- Review of classic textbooks and institutional MRI policies.
- Focus on human, English-language review articles.
Main Results:
- MRI excels in soft tissue imaging; CT is better for bone and acute bleeding.
- MRI is indicated for tumors, congenital abnormalities, vascular structures, and cervical/thoracic spine.
- Contraindications include metallic implants, claustrophobia, and obesity; CT or ultrasound may precede MRI for cardiac, abdominal, and pelvic conditions.
Conclusions:
- Enhanced understanding of MRI indications, contraindications, and risks is beneficial for physicians and patients.
- Appropriate utilization of MRI can improve diagnostic accuracy and patient care.