Saturday, September 17, 2022
Friday, September 16, 2022
问题:放射性活度为100Bq,其表示每秒钟核衰变数为()。...
Friday, September 16, 2022
Monday, September 12, 2022
Friday, September 16, 2022
Friday, September 16, 2022
问题:男,34岁。因劳力性呼吸困难、憋气、胸痛3日,突然晕厥就诊。主...
Friday, September 16, 2022
Friday, September 16, 2022
Monday, September 12, 2022
Saturday, September 10, 2022
问题:甲状腺超声检查发现"火海"征,常见于()、()。...
Saturday, September 10, 2022
Thursday, February 8, 2024
Saturday, September 10, 2022
Saturday, September 10, 2022
Friday, September 16, 2022
问题:脊髓灰质呈H形,每侧灰质向前突出的部分称前角,向后突出狭细的部分...
Saturday, September 10, 2022
Friday, September 16, 2022
问题:肾上腺显像,应在注射显像剂前3日服用复方碘溶液或饱和碘化钾溶液,...
Friday, September 16, 2022
Friday, September 16, 2022
问题:SE序列T<sub>2</sub>加权像脊髓呈()信号,脑脊液呈...
Saturday, September 10, 2022