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Tumblr racing car sign agenesia del corpo calloso

The racing car sign refers to widely spaced lateral ventricles due to agenesis of the corpus callosum with intervening Probst bundles. Appearances on axial MRI or CT are reminiscent of a formula one car seen from above, with the tires represented.

Cavum velum interpositum cyst. Now you don't see one this big every day.     The velum interpositum is an interesting little area, often misunderstood and the source of much confusion.     Read more (and never make this mistake again): http://radiopaedia.org/articles/cavum-velum-interpositum

Midline cyst located between the splayed fornices superiorly and the internal cerebral veins inferiorly. This is a typical, albeit rare, cyst of the cavum velum interpositum.

The left navicular is small and sclerotic. Features here are consistent with avascular necrosis of the navicular - Kohler's disease.

There is asymmetry of the navicular bones with a small and sclerotic navicular on the left. Features here are of Kohler disease which is the epnonymous name given to avascular necrosis of the navicular.

Myelomatosis.  It is a cancer of the plasma cell, an important part of the immune system that produces immunoglobulins (antibodies) to help fight infection and disease.

It is a cancer of the plasma cell, an important part of the immune system that produces immunoglobulins (antibodies) to help fight infection and disease.

Case of the day: Neurocysticercosis - many 'cyst with dot sign' lesions #Radiology #MRI #neurology pic.twitter.com/YXcaZGkm

Radiopaedia.org on

Brain - Circle of Willis

Brain - Circle of Willis

Freiberg disease (also known as Freiberg infraction) is osteochondrosis of metatarsal heads. It typically affects the 2nd metatarsal head (the third and fourth may also be affected). It can be bilateral in up to 10% of cases. http://radiopaedia.org/articles/freiberg-disease

Freiberg disease (also known as Freiberg infraction) is osteochondrosis of metatarsal heads. It typically affects the 2nd metatarsal head (the third and fourth may also be affected). It can be bilateral in up to 10% of cases. http://radiopaedia.org/articles/freiberg-disease

Open Book Fracture: One specific kind of pelvic fracture is known as an 'open book' fracture. This is often the result from a heavy impact to the groin (pubis), a common motorcycling accident injury. In this kind of injury, the left and right halves of the pelvis are separated at front and rear, the front opening more than the rear, i.e. like opening a book. Depending on the severity, this may require surgical reconstruction.

articulomortis: “ A diastasis is an abnormal separation of two anatomical structures that are normally located together. This pelvis image demonstrates a iastasis of the symphysis pubis and the right.

Butterfly glioma:High grade astrocytoma, usually GBM (WHO grade IV),which crosses midline via corpus callosum.Other white matter commissures are also occasionally involved.Term butterfly refers to symmetric wing like extensions across midline. Most frequently butterfly gliomas occur in frontal lobes, crossing via genu of corpus callosum, however posterior butterflies are also encountered. Like all high grade gliomas prognosis is dismal,usually no attempt at 'curative' resection is made.

Butterfly gliomas are a high grade astrocytoma, usually a glioblastoma (WHO grade IV), which crosses the midline via the corpus callosum. Other white matter commissures are also occasionally involved. The term butterfly refers to the symmetric wi.

Caput medusae - a clinical and radiological sign seen in severe portal hypertension. It describes distended and engorged paraumbilical veins radiating from the umbilicus across the abdominal wall to join systemic veins creating portal-systemic anastomoses. The appearance is reminiscent of Medusa, a gorgon of Greek mythology, who was encountered and defeated by Perseus.

Caput medusae - a clinical and radiological sign seen in severe portal hypertension. It describes distended and engorged paraumbilical veins radiating from the umbilicus across the abdominal wall to.

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