我再帖一遍 Left kidney: 11.3cm there is no evidence of mass ,or calculus . Mild fullness of the left renal collecting system 这两天我发现当我平躺深呼吸时,肚脐下方和左侧痛,就像两个地方揪着痛,手压也会痛。但过了一会,这痛就消失。每次刚躺下时都这样。请帮忙看看,这是怎么回事,