2023
IRF8 may be a useful marker for blastic plasmacytoid dendritic cell neoplasm, especially with weak CD123 expression
Tang H, Panse G, Braddock D, Perincheri S, Xu M, McNiff J. IRF8 may be a useful marker for blastic plasmacytoid dendritic cell neoplasm, especially with weak CD123 expression. Journal Of Cutaneous Pathology 2023, 50: 595-600. PMID: 37082914, DOI: 10.1111/cup.14439.Peer-Reviewed Original ResearchConceptsBlastic plasmacytoid dendritic cell neoplasmPlasmacytoid dendritic cell neoplasmDendritic cell neoplasmPunch biopsy specimenBiopsy specimenCell neoplasmsCase of BPDCNUseful markerTumor cellsTCL-1 expressionAtypical mononuclear cellsBone marrow involvementDiffuse dermal infiltrateDendritic cell lineagePotential diagnostic pitfallRegulatory factor 8TCL-1BPDCN casesCD123 expressionMarrow involvementDermal infiltrateCutaneous nodulesMyelodysplastic syndromeSkin nodulesMononuclear cells
2021
Epidermotropic metastasis of squamous cell carcinoma of the tonsil: A case report with molecular confirmation
Li P, Barbieri A, Walther Z, McNiff J, Panse G. Epidermotropic metastasis of squamous cell carcinoma of the tonsil: A case report with molecular confirmation. Journal Of Cutaneous Pathology 2021, 48: 1514-1519. PMID: 34302376, DOI: 10.1111/cup.14108.Peer-Reviewed Case Reports and Technical NotesConceptsSquamous cell carcinomaOropharyngeal squamous cell carcinomaCell carcinomaDe novo squamous cell carcinomaPrimary oropharyngeal squamous cell carcinomaTonsillar squamous cell carcinomaTargetable genetic aberrationsLesion biopsy specimensSkin biopsy specimenSkin lesion biopsy specimensMetastatic diseaseEpidermal involvementEpidermotropic metastasesMetastatic lesionsPoor prognosisBiopsy specimenCase reportClinical historyBiopsy specimensSecondary diseaseSkin lesionsTumor originMetastatic specimensMetastasisNeck skin