Radiation Levels of Medical Imaging Studies
Imaging Modalities Medical imaging is a very broad area of medicine and includes many different types of imaging modalities. These include most commonly radiography (x-ray), nuclear medicine, magnetic resonance imaging (MRI), ultrasound, elastography, tomography, positron emitted tomography (PET) and computed tomography (CT), and echocardiography. Other more advanced or exotic imaging studies include photoacoustic imaging and […]
The Ventricular System of the Brain
The ventricular system is a set of four structures, the ventricles, containing cerebrospinal fluid (CSF) in the brain. It is continuous with the central canal of spinal cord. The ventricle lining consists of an epithelium-like membrane called ependyma. The ventricles are interconnected, allowing the flow of cerebrospinal fluid. CSF is produced by the ependymal cells […]
MRI for Pediatric Acute Appendicitis
History: 14 year old female with right lower qaudrant pain This is the appearance of pediatric appendicitis on MRI. Intravenous gadolinium contrast aids in visualization of the appendix (as seen in the third image above, the LAVA-Flex sequence MRI). MRI has recently been a hot topic of research in the diagnosis of pediatric appendicitis in […]
Top 10 Cases from 2013
Hey all! Check it out. Below is a list of the top 10 posts from 2013, based on total annual hits. Enjoy! 1. The Differences Between the Male and Female Pelvis 2. The About page 🙂 3. Lung Mass – Differential Diagnosis 4. The Golden S Sign – Right Upper Lobe Collapse. 5. CT Neck […]