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Dual-energy CT virtual noncalcium technique: detecting posttraumatic bone marrow lesions – feasibility study

posted by Gregor Pache, M.D. | Jul 24, 2012
Gregor Pache, M.D.

Dual-energy (DE) CT can virtually subtract calcium from cancellous bone, permitting the assessment of marrow space. Bone bruises are potentially detectable with CT. Read more

Case: Dual-Energy CT Virtual Noncalcium Technique detects Posttraumatic Bone Bruise of the Knee

posted by Gregor Pache, M.D. | Jul 23, 2012
Gregor Pache, M.D.
  • Table 1: Examination protocol

Although DE CT will not replace MRI in the evaluation of knee trauma, DE CT might be helpful to guide further diagnostic work-up. DE-CT might also constitute an option for those patients who have contraindications to MR imaging or for whom MR imaging will not be available. Read more

Case: Dual Energy Gout – Knee

posted by Savvas Nicolaou, M.D. | Mar 5, 2010
Savvas Nicolaou, M.D.
  • Case: Dual Energy Gout  – Knee
  • Case: Dual Energy Gout  – Knee
  • Case: Dual Energy Gout  – Knee

Case history: DECT images of patients with known gout. Images of the right knee reveals uric acid (UA) deposits along the collateral & cruciate ligaments and in the prepatellar region. It is evident that with the material decomposition algorithm, UA can be clearly depicted in red thereby confirming the diagnosis … Read more

Case: Dual energy provides new insight in the distribution of disease of gout

posted by Savvas Nicolaou, M.D. | Feb 10, 2008
Savvas Nicolaou, M.D.
  • gout-disease-1.jpg
  • gout-disease-2.jpg
  • gout-disease-3.jpg
  • gout-disease-4.jpg

History A 53 year old patient presented to the rheumatologist with right knee pain that was associated with a locking knee while walking. This patient had a past history of aspiration-proven gout affecting his first metatarsophalangeal joint. No active inflammation and subcutaneous nodules that would be suggestive of tophus. Mild … Read more

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