MONDO:0015943 eosinophilic granulomatosis with polyangiitis
"Eosinophilic granulomatosis with polyangiitis (EGPA), previously known as Churg-Strauss syndrome, is a systemic vasculitis of small-to medium vessels, characterized by asthma, transient pulmonary infiltrates, and hypereosinophilia."
Should be a subclass of
MONDO:0012105 granulomatosis with polyangiitis
"A small-vessel necrotizing vasculitis characterised by the association of inflammation of the vessel wall and peri- and extravascular granulomatosis."
MONDO:0015943 eosinophilic granulomatosis with polyangiitis
"Eosinophilic granulomatosis with polyangiitis (EGPA), previously known as Churg-Strauss syndrome, is a systemic vasculitis of small-to medium vessels, characterized by asthma, transient pulmonary infiltrates, and hypereosinophilia."
Should be a subclass of MONDO:0012105 granulomatosis with polyangiitis "A small-vessel necrotizing vasculitis characterised by the association of inflammation of the vessel wall and peri- and extravascular granulomatosis."
On the other hand, existing subclass relationships of both terms suffer from the known Orphanet-derived issues and should be revised, see https://github.com/ebispot/efo/issues/667#issuecomment-588193841.
Thanks, Paola