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*[[Lymphoma]]. | *[[Lymphoma]]. | ||
=Soft tissue= | =Soft tissue lesions= | ||
==Nodular fasciitis== | ==Nodular fasciitis== | ||
{{Main|Nodular fasciitis}} | {{Main|Nodular fasciitis}} | ||
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*Bent fish hook-like nuclei - '''key feature'''. | *Bent fish hook-like nuclei - '''key feature'''. | ||
*Variable cellularity (Antoni A = cellular, Antoni B = paucicellular). | *Variable cellularity (Antoni A = cellular, Antoni B = paucicellular). | ||
==Solitary fibrous tumour== | |||
{{Main|Solitary fibrous tumour}} | |||
===Cytology=== | |||
Features: | |||
*Spindle cells with oval nuclei. | |||
*Wire-like lamellar collagen. | |||
===IHC=== | |||
*CD34 +ve. | |||
*BCL2 +ve. | |||
*CD99 +ve. | |||
=See also= | =See also= |
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