Low Dose CT

Case history: 68 year old patient with atypical chest pain complaints and know year-long arterial hypertension. Ultrasound showed concentric LV hypertrophy and aortic valve stenosis grade 1. Rule out coronary artery disease. Resting heart rate was 50 bpm and no betablockers were injected. Read more

Case history: Exclusion of coronary artery disease prior to flecainid therapy. Diagnosis: Coronary artery disease can be excluded. Read more

Case history 81-year-old male presented for follow-up exam to indicate convalescence progress. 6 weeks before, he had been delivered for coiling and stent implantation due to ruptured aneurysm. He had complained about pain in the lower abdominal region. A day after the stent implantation a type II endoleakage had appeared. 4 … Read more

Case history: Stroke; Diagnosis: The cranial arteries and veins are patent. Read more

Case History: Acute chest pain – Triple rule out; Diagnosis: Subsegmental pulmonary embolism. Read more

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 history: 64 year-old female presents with history of neck and chest pain. Diagnosis: Thickened quadricuspid pulmonary valve. Aneurysmal dilatation and asymmetry of pulmonary arteries. Stenosis of mid LAD with a component of myocardial bridging. Read more

Case history: Child with nepphroblastoma before initiation of chemotherapy. Diagnosis: Exclusion of infiltrates Read more

The following question has been sent by Patrick, CT Tech: Our facilty is currently operating a siemens Definition Scanner. I was hoping you could recommend some reading material on Dual Source CT. Also some info on how to reduce radiation exposure. Ralf Bauer, MD, Clinic of the Goethe University, Frankfurt, Germany: Dear … Read more

Cardiac computed tomography (CT) represents a reliable and accurate modality for the diagnosis and exclusion of coronary artery disease. A huge number of studies have investigated the diagnostic performance of CT coronary angiography among different generations of CT scanners. Nevertheless, radiation doses still remain a matter of concern. Read more