Cartilage mapping MRI is an advanced imaging technique that assesses biochemical and structural health of joint cartilage rather than just anatomy. Using quantitative methods (T2 and T1ρ mapping, dGEMRIC or sodium MRI), it detects early cartilage degeneration, measures cartilage composition and thickness, monitors disease progression, and helps guide treatment decisions. It’s noninvasive; some protocols require contrast.

Yes. Bilateral knee MRI can be done in one session if the scanner and coils accommodate both knees. It’s commonly used for bilateral symptoms or comparison, though it may take longer, require a larger‑bore scanner or repositioning, and slightly raise the chance of motion artifacts. Discuss contraindications, contrast use, scheduling and costs with your radiology clinic or referring physician.

Yes. MRI is the best noninvasive imaging to detect knee cartilage damage — it shows thinning, fissures, focal defects, delamination, and full‑thickness loss, and can reveal related bone marrow lesions and meniscal or ligament injuries. Small or very early surface changes can sometimes be missed; higher‑field scanners, cartilage‑specific sequences, or MR arthrography improve detection and may be correlated with exam or arthroscopy.

A knee MRI’s cost varies by country, facility and insurance. In the United States self‑pay prices commonly range from about $400 to $3,500 (often $1,000–$2,500); private scans in the UK are roughly £300–£700, while in India they often run ₹2,000–6,000. Final price depends on contrast use, outpatient vs hospital setting, and whether insurance or public coverage applies.

The best scan for assessing cartilage is MRI — preferably high-field (3T) with cartilage-specific sequences (T2 mapping, T1ρ, or dGEMRIC) to detect early degeneration and structural defects. MR arthrography improves detection of small lesions or labral involvement. MRI is non‑ionizing and widely available for diagnosis and monitoring after cartilage repair; CT arthrography is an alternative if MRI is contraindicated.

Cartilage damage is suspected with joint pain, swelling, stiffness, reduced range of motion, instability, clicking or locking. A clinician takes a history and performs a physical exam and functional tests. Imaging—X-rays to assess bones and MRI to visualize cartilage—helps confirm injury. Definitive diagnosis may require arthroscopy, which directly inspects cartilage and can treat lesions. Early evaluation improves outcomes.