Perinatal atypical teratoid/rhabdoid tumor involving the deep ear structures and complicated by arterial infarction.

Atypical teratoid/rhabdoid tumor is a malignant pediatric brain tumor. Unusual invasive behavior of the dura and bony involvement of the deep ear structures and rapid progression in size complicated by arterial infarction have not been described before. A newborn girl presented with increased intracranial pressure.

Late diagnosis of anomalous right pulmonary artery originated from ascending aorta: Associated with small pulmonary artery aneurysm.

Anomalous origin of the right pulmonary artery from the ascending aorta (AORPA) is an extremely rare congenital cardiac malformation, commonly observed early in life. Patients with AORPA usually present with nonspecific clinical symptoms, commonly associated with other congenital cardiac anomalies and some complications as pulmonary hypertension and heart failure. A high index of clinical suspicion and noninvasive diagnostic imaging studies play an important role in diagnosis and preventing high mortality rates.

Corrigendum to "Case report of intra-articular synovial sarcoma in the hip joint" [Radiology Case Reports 15 (2020) 1256-1260].

[This corrects the article DOI: 10.1016/j.radcr.

To What Extent the Emergency Physicians in Riyadh City Are Aware of Patient Radiation Exposure From Diagnostic Imaging Requested in the Emergency Department.

Introduction Radiological imaging that uses ionizing radiation in emergency departments (EDs) has increased with advances in radiological diagnostic methods. Emergency (ER) physicians' awareness of the radiation doses and the associated cancer risks that the patients are exposed to was surveyed using a questionnaire. Aims To assess the ER physicians' awareness of radiation doses associated with the diagnostic imaging and to describe their practice about discussing radiation risk with patients at different hospitals in Riyadh city, Saudi Arabia.

Calcifying aponeurotic fibroma around Achilles tendon: A case report.

Calcifying aponeurotic fibroma is an uncommon benign fibrous tumor, typically develops around the fascia and tendons and commonly observed in children and adolescents. It usually occurs in the distal portion of the extremities. Presented as slow growing painless mass, treated with complete surgical excision with high recurrence tendency.

Primary Osteosarcoma of the Breast Arising in an Intraductal Papilloma.

Introduction: Primary osteosarcoma of the breast is extremely rare, and an osteosarcoma arising from an intraductal papilloma is exceptional.

Case Presentation: A 72-year-old Saudi Arabian woman presented with a solid, bone-containing breast mass that was diagnosed as primary osteosarcoma of the breast on biopsy. She had a history of untreated intraductal papilloma.