scholarly journals Parotid mandibular bone defect: A case report emphasizing imaging features in plain radiographs and magnetic resonance imaging

2017 ◽  
Vol 47 (4) ◽  
pp. 269 ◽  
Author(s):  
Miki Hisatomi ◽  
Luciana Munhoz ◽  
Junichi Asaumi ◽  
Emiko Saito Arita
2011 ◽  
Vol 2011 ◽  
pp. 1-5 ◽  
Author(s):  
Tatsuro Sasaji ◽  
Chikashi Kawahara ◽  
Fujio Matsumoto

A case of ossification of transverse ligament of atlas (TLA) is reported. A 76-year-old female suffered from a transverse type myelopathy was successfully treated by posterior decompression. Dynamic lateral plain radiographs showed irreducible atlantoaxial subluxation (AAS). A computed tomogram revealed ossified mass compatible to ossification of TLA. Coalition of the atlantooccipital joints and osteoarthritis of the atlantoaxial joints with degenerated dens was also revealed. Magnetic resonance imaging showed compressed spinal cord at C1 level by the ossification of TLA and AAS. We suggest a mechanism of ossification of TLA as follows: hypertrophied dens and stress to the atlantoaxial joints caused by coalition of atlantooccipital joints could make forward shift of atlas leading to irreducible AAS, and continuous tension given to TLA from irreducible AAS would result in hypertrophied and ossification of TLA.


2009 ◽  
Vol 19 (3) ◽  
pp. 238
Author(s):  
Michele Scialpi ◽  
Giuseppe Benagiano ◽  
Sara Frati ◽  
Irene Piscioli ◽  
Francesco Barberini ◽  
...  

2021 ◽  
Vol 25 (1) ◽  
Author(s):  
Ranjan K. Patel ◽  
Swasti Pathak

Undifferentiated embryonal sarcoma (UES) is an uncommon paediatric hepatic tumour that clinically simulates a liver abscess when present with fever. This report describes a case of UES in a 12-year-old boy, who presented with abdominal pain, swelling and fever, all simulating a liver abscess. The possibility of UES was considered at imaging, based on the solid appearance on ultrasound and cystic appearance with serpiginous peripheral vessels on computed tomography/magnetic resonance imaging. The diagnosis was confirmed at histopathology.


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