BACKGROUND Metastatic tumors of the hand are very rare.They are usually late manifestations of massive advanced malignancies.However,a small portion of acrometa
BACKGROUND The first case of pneumonia subsequently attributed to severe acute respiratory syndrome corona virus 2 (SARS-CoV-2) occurred in Wuhan,Hubei Province
BACKGROUND Spinal intraosseous schwannomas(SIS)are rare,and as yet have not been fully described in the literature.The first case of SIS was reported in 1971,an