Table 1.

Summary of common presenting features

	Disease
Presenting features	WG	MPA	CSS	PAN
Constitutional upset	++	++	++	++
Sinusitis	+++	+	+++	+
Asthma	-	-	+++	-
SOB/cough	+++	+	++	+
Rash	+	+	++	+
Abdominal pain	+	+	+	++
Hypertension	+	+	+	++
Proteinuria/haematuria	+++	+++	++	-
Cardiac failure/pericarditis	+	+	++	+
Mononeuritis (multiplex)	+	+	++	++

CSS, Churg–Strauss syndrome; MPA, microscopic polyangiitis; PAN, polyarteritis nodosa; SOB, shortness of breath; WG, Wegener's granulomatosis.