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| Micro = inflammation ([[plasma cells]] - predominant, lymphocytes, eosinophils), [[spindle cells]] without atypia +/-fascicular architecture, +/-mitoses (none atypical), +/-[[necrosis]], +/-hemorrhage, +/-calcification | | Micro = inflammation ([[plasma cells]] - predominant, lymphocytes, eosinophils), [[spindle cells]] without atypia +/-fascicular architecture, +/-mitoses (none atypical), +/-[[necrosis]], +/-hemorrhage, +/-calcification | ||
| Subtypes = | | Subtypes = | ||
| LMDDx = [[calcifying fibrous pseudotumour]], [[inflammatory fibroid tumour]], [[nodular fasciitis]] | | LMDDx = [[calcifying fibrous pseudotumour]], [[inflammatory fibroid tumour]], [[nodular fasciitis]], [[gastrointestinal stromal tumour]] | ||
| Stains = | | Stains = | ||
| IHC = | | IHC = |
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