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Jyothsna Patil,Naveen Kumar,Ravindra S Swamy,Melanie R D'Souza,Anitha Guru,Satheesha B Nayak 대한해부학회 2014 Anatomy & Cell Biology Vol.47 No.2
Veins of the head and neck exhibiting anatomical variations or malformations are clinically significant. Anatomical variation in the external jugular vein is very common. However, anatomical variation in the retromandibular vein is rare. In this paper, we report a rare case of complete absence of the retromandibular vein. In the absence of the retromandibular vein, the maxillary vein divided into anterior and posterior divisions. The posterior division joined the superficial temporal vein to form an atypical external jugular vein, and the anterior division joined the facial vein to form an anonymous vein. In clinical practice, radiologists and surgeons use the retromandibular vein as a guide to expose the branches of the facial nerve during superficial parotidectomy. Therefore, absence of the retromandibular vein is a hurdle during this procedure and may affect the venous drainage pattern from the head and neck.
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.