Spontaneous pneumothorax remains a significant health problem. However, with time, there have been improvements in pathogenesis, diagnostic procedures and both medical and surgical approaches to treatment. Owing to better imaging techniques, it is now clear that there is almost no normal visceral pleura in the case of spontaneous pneumothorax, and that blebs and bullae are not always the cause ...

Pneumopericardium (PPC) is a rare but potentially serious condition that is defined as the presence of air-fluid level in the pericardial sac. It may ocur spontaneously or may be associated with invasive diagnostic and therapeutic procedures, bronchospasm, esophageal disorders and other problems (1). We describe a case of incidentally detected spontaneous PPC, who hospitalized with diagnosis of...

For centuries, diagnosis in Medicine and Dentistry has been considered more of an art than a science, intuitive skill that could only be mastered by experienced clinicians. Indeed, it was impossible to develop standardized, practical, operationalized diagnostic criteria. Understanding the cognitive processes underlying procedures improved recently, is now recognized rather being mysterious, pro...

Objective- In this study, the general anatomical features of the digestive tube and the transit time of the digestive tube of the Zarudni’s spur-thighed tortoises were examined by contrast radiology. Design - Experimental study. Animals - 4 adult female Zarudni’s Spur-thighed Tortoises (Testudo graeca zarudnyi). Procedures- At a temperature of 25-27°c a set of dorsoventral rad...

A 5-year-old male cross-bred guard dog with signs of anorexia, vomiting and jaundice was referred to Small Animal Hospital, Faculty of Veterinary Medicine, University of Tehran. Initial diagnostic laboratory tests revealed leukocytosis, thrombocytopenia, haemoconcentration, azotaemia, high liver enzyme activities, proteinuria and bilirubinuria. Aggressive therapeutic procedures failed to improv...

Apseudoaneurysm (PSA) is a contained rupture; there is a disruption in all 3 layers of the arterial wall (Figure 1). PSAs may occur under 4 circumstances: (1) after catheterization (Figure 2); (2) at the site of native artery and synthetic graft anastomosis (eg, aortofemoral bypass graft); (3) trauma; and (4) infection (eg, mycotic PSA) (Figure 3). This review will focus on PSAs that occur afte...