2001
Superficial cervicovaginal myofibroblastoma: Fourteen cases of a distinctive mesenchymal tumor arising from the specialized subepithelial stroma of the lower female genital tract
Laskin W, Fetsch J, Tavassoli F. Superficial cervicovaginal myofibroblastoma: Fourteen cases of a distinctive mesenchymal tumor arising from the specialized subepithelial stroma of the lower female genital tract. Human Pathology 2001, 32: 715-725. PMID: 11486170, DOI: 10.1053/hupa.2001.25588.Peer-Reviewed Original ResearchConceptsDistinctive mesenchymal tumorMesenchymal tumorsLower female genital tractTumor cellsSubepithelial stromal layerAlpha-smooth muscle actinCervix of womenFascicular growth patternFemale genital tractMuscle-specific actinAtypical mitotic figuresMesenchymal cellsEpithelial membrane antigenStroma-rich areasSuperficial lamina propriaStromal polypsLocal excisionClinicopathologic featuresAggressive angiomyxomaProgesterone receptorImmunohistochemical profileSubepithelial stromaGenital tractLamina propriaNodular massSuperficial acral fibromyxoma: A clinicopathologic and immunohistochemical analysis of 37 cases of a distinctive soft tissue tumor with a predilection for the fingers and toes
Fetsch J, Laskin W, Miettinen M. Superficial acral fibromyxoma: A clinicopathologic and immunohistochemical analysis of 37 cases of a distinctive soft tissue tumor with a predilection for the fingers and toes. Human Pathology 2001, 32: 704-714. PMID: 11486169, DOI: 10.1053/hupa.2001.25903.Peer-Reviewed Original ResearchConceptsSoft tissue tumorsDistinctive soft tissue tumorLocal excisionTissue tumorsAcral myxoinflammatory fibroblastic sarcomaFascicular growth patternEpithelial membrane antigenMild nuclear atypiaMyxoinflammatory fibroblastic sarcomaStellate-shaped cellsProgressive diseaseClinicopathologic featuresHMB-45Surgical interventionImmunohistochemical findingsResection specimensSurgical specimensFibrous histiocytomaPartial excisionDifferential diagnosisLesional cellsStudy groupMast cellsNuclear atypiaImmunohistochemical analysis
1998
Angiomyofibroblastomalike Tumor of the Male Genital Tract
Laskin W, Fetsch J, Mostofi F. Angiomyofibroblastomalike Tumor of the Male Genital Tract. The American Journal Of Surgical Pathology 1998, 22: 6-16. PMID: 9422311, DOI: 10.1097/00000478-199801000-00002.Peer-Reviewed Original ResearchConceptsMale genital tractSpindle cell lipomaClinicopathologic featuresGenital tractCell lipomaRecurrent/persistent diseaseGenital tract tumorsProgesterone receptor proteinMuscle-specific actinMedium-sized vesselsMild nuclear atypiaSoft tissue neoplasmSmooth muscle actinEstrogen receptor proteinReceptor proteinPersistent diseaseTract tumorsAbnormal mitotic figuresFocal findingsSimple excisionIntralesional fatSpindled cellsCollagenous stromaInguinal regionNuclear atypia
1997
Superficial Angiomyxoma (Cutaneous Myxoma) A Clinicopathologic Study of 17 Cases Arising in the Genital Region
Fetsch J, Laskin W, Tavassoli F. Superficial Angiomyxoma (Cutaneous Myxoma) A Clinicopathologic Study of 17 Cases Arising in the Genital Region. International Journal Of Gynecological Pathology 1997, 16: 325-334. PMID: 9421071, DOI: 10.1097/00004347-199710000-00006.Peer-Reviewed Original ResearchConceptsSuperficial angiomyxomaGenital regionGlial fibrillary acidic proteinSite of involvementMuscle-specific actinFibrillary acidic proteinSmooth muscle actinYears 11 monthsMedian followClinicopathologic studyMale patientsAntigen modulationProgesterone receptorFibroblast-like cellsPainless massLabium majusEstrogen receptorMedical attentionPatientsMuscle actinS100 proteinCarney complexAcidic proteinMons pubisAngiomyxoma
1991
Epithelioid Variant of Malignant Peripheral Nerve Sheath Tumor (Malignant Epithelioid Schwannoma)
Laskin W, Weiss S, Bratthauer G. Epithelioid Variant of Malignant Peripheral Nerve Sheath Tumor (Malignant Epithelioid Schwannoma). The American Journal Of Surgical Pathology 1991, 15: 1136-1145. PMID: 1746681, DOI: 10.1097/00000478-199112000-00004.Peer-Reviewed Original ResearchConceptsNerve sheath tumorsDeep soft tissuesMalignant peripheral nerve sheath tumorPeripheral nerve sheath tumorsSuperficial soft tissuesSheath tumorsSoft tissueBenign nerve sheath tumorsRounded epithelioid cellsClear cell carcinomaNeuron-specific enolaseMelanoma-associated antigensMalignant rhabdoid tumorMajority of casesVague nodulesMetastatic diseaseAsymptomatic massEpithelioid variantCell carcinomaHistologic patternFavorable coursePleomorphic sarcomaEpithelioid patternBiologic behaviorLinear immunoreactivity