Relapsing polychondritis with p-ANCA associated vasculitis: Which triggers the other?

Table 1 Laboratory findings in relapsing polychondritis patients with systemic vasculitis

	Case 1, male 58 yr03, 1998	Case 2 female 56 yr7, 2012	Case 3, female 63 yr10, 2012
Proteinuria (g/d)	0.2	1.03	4.7
Haematuria (vvt/hpf)	15	516	107
Hb (g/L)	95	63	69
CRP (mg/L)	209	101	103
UN (mmol/L)	6.3	41	28
Creatinine (μmol/L)	105	1040	534
GFR (mL/min per 1.73 m2)	> 60	3	7
Anti-MPO ab (U/mL)	38 (normal < 3)	21.8 (normal < 5)	> 100 (normal < 5)

CRP: C-reactive protein; GFR: Glomerular filtration rate.