Table 1.

Comparison of histologic features in SSc-ILD patients.

	SSc-ILD		Control Lung Donors (CLD)	Ref.
	NSIP	UIP/IPF
Histologic Features
Distribution of fibrosis	Uniform	Regional heterogeneity	Absent	[84]
Localization of fibrosis	Lower lobes	Lower lobes	Absent	[89]
Honeycomb change	Absent	Present	Absent	[85]