Case Age/Sex (Year old) Original Disease Course Kidney OB/Before Tx Cr (mg/dl) MPO-ANCA (EU) ABG PO2 (mmHg) Dx of lung 1 64 M CrGN RPGN 3+/4.3 22 70 (room air) PH 2 47F CrGN RPGN 3+/12.8 108 88 (room air) PH 3 72M CrGN RPGN 3+/4.5 924 56 (mask 10 l/min) PH 4 57F CrGN RPGN, rHD anuria/6.5 100 34(nasal 3 l/min) PH(4 times) 5 65F RA, AA, MPA  CRF→MPA RPGN 3+/5.0 1000 83 (room air) PIF 6 66F MPA RPGN -/3.8 136 93 (room air) PIF 7 66M MPA RPGN ±/12.6 126 102(room air) PIF

Table 1: Patient profiles of MPO-ANCA glomerulonephritis. Tx=treatment, ABG=arterial blood gas analysis on the admission,Dx=diagnosis,OB=urinary occult blood, Cr=creatinine, CrGN=crescent glomerulonephritis, MPA=microscopic polyangiitis, RA=rheumatic arthritis, AA=secondary amyloidosis, RPGN=rapidly progressive glomerulonephritis, rHD=regular hemodialysis, CRF=chronic renal failure, PH=pulmonary hemorrhage, and PIF=pulmonary interstitial pneumonia.