To which species does this image of an aortic arch (red arrow) belong? ANSWER This is an image of an ovine (sheep) aortic arch! Here’s how we know: In ovine species, from the aortic arch (red arrow) emerges only one branch, the brachiocephalic trunk...
July Image of the Month
YOU BE THE PATHOLOGIST! What is this histologic staining and which structure with a labyrinthic shape does it highlight? ANSWER Hematoxylin-eosin-saffron staining in the rete mirabile! Hematoxylin-eosin-saffron (HE&S) staining was used...
August Image of the Month
YOU BE THE ANATOMIST! What is the structure shown in this arterial angiogram in a sheep? ANSWER The rete mirabile! Rete mirabile means ‘wonderful net’ in Latin, it is a small and dense network of blood vessels found at the base of the brain. This vascular...
November Image of the Month
You be the Imaging Specialist Which state-of-the-art technology provides detailed images like this one and enables you to tailor your vascular studies, analyze your results with high precision and advance your product development? ANSWER This cross-sectional...
December Image of the Month
YOU BE THE PATHOLOGIST! What is this histologic staining and which organ with a Christmas tree shape does it highlight? ANSWER Hematoxylin-eosin-saffron staining in the tongue of a sheep! Hematoxylin-eosin-saffron (HE&S) staining was used to stain this...
January Image of the Month
YOU BE THE INTERVENTIONALIST! What is the blood vessel stemming cranially from the renal artery of this sheep (black arrow)? And the one stemming caudally from the more distal renal artery (white arrow)? ANSWER These blood vessels are the adrenal artery (black...
February Image of the Month
BE OUR VALENTINE! We present to you this Valentine artery that was observed inside the brain. While we know well that the heart and brain are connected in matters of love, are there other heart-brain connections and could they have important implications for our...
June Image of the Month
You be the Pathologist! What is abnormal in this native mitral valve leaflet?Answer A bone has formed in this native mitral valve leaflet! The native leaflet is composed of fibrous and elastic connective tissue that is particularly active during the cardiac cycle....
May Image of the Month
You Be the Safety Officer! Why is this veterinary surgeon carefully positioning a sterile shield and wearing protective clothing like those glasses?Answer To reduce radiation exposure! Time, distance, and shielding are the three best ways to reduce your risk of...
April Image of the Month
You be the Pathologist! Where was this bone seen?Answer In the heart! It is called os cordis. Indeed, some animals (mostly ruminants) can have bones inside their heart, located in the vicinity of trigones (os cordis sinistrum and os cordis dextrum), and forming part...