This tag is associated with 16 posts

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 … Continue reading

What is Radiation?

As a pediatric radiologist I have to be constantly aware of the radiation exposure I may be giving to my patients in my daily practice. Children are more sensitive to the effects of radiation, and they have a longer life to live to experience the potential sequelae of too much radiation. But radiation is also … Continue reading

Using Ionizing Radiation in Children – What do you know?

I’m curious to understand what the readers of know about ionizing radiation, so I’ve created a few questions that I’d like to get your answers to below.

Thoracic Spine Burst Fracture

History: hit by car while riding bike A burst fracture is a type of traumatic spinal injury in which a vertebra breaks from a high-energy axial load (e.g., car accidents or falls from a great height or high speed, and some kinds of seizures), with shards of vertebra penetrating surrounding tissues and sometimes the spinal … Continue reading

Pediatric Radiology is Awesome

I’m a fan of all areas of radiology, but there are many reasons why pediatric radiology is what I will eventually devote my career in medicine to. More to come on that later. But for now, who wouldn’t want to work in a department with a yellow submarine CT scanner?

Extraperitoneal Bladder Rupture

History: 25 year old male presents to the emergency room after a fight at a local bar This is a case example of extraperitoneal bladder rupture. In the setting of trauma to the bladder it is important to differentiate extraperitoneal from intraperitoneal rupture. Intraperitoneal bladder rupture has to be repaired surgically, whereas extraperitoneal rupture can … Continue reading

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 … Continue reading

Solution to Unknown Case #39 – Pneumatosis Intestinalis with Pneumoperitoneum

This is a case of pneumatosis intestinalis with pneumoperitoneum. Pneumatosis intestinalis can be caused by many different entities. The most worrisome scenario is bowel ischemia. Small bowel ischemia is usually due to occlusion of either the superior mesenteric artery or superior mesenteric vein. Colonic ischemia is usually due to hypoperfusion. This patient underwent subtotal colectomy. … Continue reading

Unknown Case #39 – Female with Abdominal Pain

History: 70 year old female with abdominal pain.  What are the yellow and red arrows pointing to? What is your diagnosis? Share below! Find the answer to this case here.

Unknown Case #26 – Coronal CT of the abdomen

History: 50 year old female with history of melanoma.  What is your diagnosis in this 50 year old female with a history of melanoma? Comment and share below!