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Unique variation of the left testicular artery passing through a vascular hiatus in renal vein
Ashwini Aithal Padur,Naveen Kumar 대한해부학회 2019 Anatomy & Cell Biology Vol.52 No.1
Surgeons should have a thorough knowledge regarding the morphologic variations of the testicular arteries as any injury to this artery during surgery might cause testicular atrophy. We report in here an unusual course of left testicular artery and discuss its embryological basis and its clinical implications. The left testicular artery had a high origin from the anterior aspect of the abdominal aorta at the level of origin of renal artery. In its further course, the left testicular artery passed through a hiatus present in the left renal vein. This unusual course of the testicular artery through the vascular hiatus might lead to its entrapment and is worth reporting in efforts to educate clinicians involved in abdominal and urogenital surgical procedures.
Naveen Kumar,Ashwini Aithal Padur,Gayathri Prabhu,Swamy Ravindra Shanthakumar,Ravi Bhaskar 대한해부학회 2019 Anatomy & Cell Biology Vol.52 No.1
Entrapment neuropathies of the peripheral nervous system are frequently encountered due to anatomical variations. Median nerve is the most vulnerable nerve to undergo entrapment neuropathies. The clinical complications are mostly manifested by median nerve impingement in forearm and wrist areas. Median nerve entrapment could also occur at the arm, due to the presence of ligament of Struthers. Here we report a rare case of proximal entrapment of median nerve and brachial artery in the arm by an abnormally formed musculo-fascial tunnel. The tunnel was formed by the muscle fibers of brachialis and medial intermuscular septum in the lower part of arm. Due to this, the median nerve coursed deep, below the tunnel and continued distally into the forearm, underneath the pronator teres muscle and hence did not appear as a content of cubital fossa. The present entrapment of neurovascular structures in the tunnel might lead to pronator syndromes or other neurovascular compression syndromes.
Satheesha B. Nayak,Ashwini P. Aithal,Abhinitha Padavinangadi,Gayathri Prabhu 대한해부학회 2018 Anatomy & Cell Biology Vol.51 No.3
Gallbladder shows frequent variations in position, shape, interior, and its duct system. These variations may go unnoticed lifelong; however, they may predispose it for cholecystitis and cholelithiasis. We observed a double pouched gallbladder in an adult male cadaver. The gallbladder was folded to have a sigmoid shape. It had two broad pouches: anterior and posterior and a narrow isthmus in between. Its anterior pouch was covered by peritoneum, whereas the posterior pouch was covered by extrahepatic connective tissue. We discuss the clinical and radiological importance of the case.
Eight prehilar branches of the right renal artery
Satheesha B Nayak,Surekha D Shetty,Swamy Ravindra,Srinivasa Rao Sirasanagandla,Ashwini P Aithal,Jyothsna Patil,Naveen Kumar 대한해부학회 2014 Anatomy & Cell Biology Vol.47 No.3
Imaging technology with its advancement in the field of urology is the boon for the patients who require minimally invasive approaches for various kidney disorders. These approaches require a precise knowledge of the normal and variant anatomy of vessels at the hilum of the kidney. During routine dissections, a variation in the branching pattern of the right renal artery was noted in an adult male cadaver. The right renal artery divided into upper and lower divisions 6cm away from the hilum of the kidney. The upper division gave 4 branches, and the lower division gave two branches. These two branches further bifurcated and gave 2 branches each. Thus, there were 8 prehilar branches of renal artery. The multiple prehilar branches led to a congested atmosphere at the hilum of the kidney. This arterial congestion might result in hindering the blood flow at the renal hilum. Apart from this, it might cause difficulties in diagnostic and therapeutic invasive procedures. Knowledge of this variation is of importance to radiologists and urologists in particular.
A peculiar liver with surgically and radiologically important variations: a case report
Satheesha B. Nayak,Snigdha Mishra,Bincy M. George,Surekha D. Shetty,Naveen Kumar,Anitha Guru,Srinivasa S. Rao,Ashwini Aithal 대한해부학회 2013 Anatomy & Cell Biology Vol.46 No.1
A peculiar liver was found in an adult male cadaver during a dissection class for undergraduate medical students. Th e quadrate lobe and fi ssure for the ligamentum teres were totally absent. Th us, the cystic notch on the inferior border was very broad and deep, and the fundus and body of the gall bladder popped out through this notch. Th e cystic duct terminated into the right hepatic duct at the porta hepatis instead of terminating into the common hepatic duct. Awareness of variations of the lobes and fi ssures may minimize a misdiagnosis of liver problems. Th e aim of the current study was to alert radiologists and surgeons about possible variations in the external appearance and anomalies of the lobes and fi ssures of the liver.