If in examining the cells, the doctor detects the presence of a specific type of abnormal cell called a Reed-Sternberg cell, the lymphoma is classified as Hodgkin's. If ...COVID-19:Advice,updatesandvaccineoptionsWeareopenforsafein-personcare.Learnmore:MayoClinicfactsaboutcoronavirusdisease2019(COVID-19)OurCOVID-19patientandvisitorguidelines,plustrustedhealthinformationLateston COVID-19vaccination bysite:ArizonapatientvaccinationupdatesArizona,FloridapatientvaccinationupdatesFlorida,RochesterpatientvaccinationupdatesRochesterandMayoClinicHealthSystempatientvaccinationupdatesMCHSSkiptositenavigationSkiptoContentThiscontentdoesnothaveanEnglishversion.ThiscontentdoesnothaveanArabicversion.SearchRequestanAppointmentFindaDoctorFindaJobGiveNowLogintoPatientAccountEnglishEspañolPortuguêsالعربية中文TwitterFacebookPinterestYouTubeEnglishEspañolPortuguêsالعربية中文SearchSearchAllMayoClinicTopicsCareatMayoClinicOverviewAppointmentsDigitalHealthCareLocationsPatient&VisitorGuideInternationalServicesMedicalDepartments&CentersDoctors&MedicalStaffPatientOnlineServicesBilling&InsuranceClinicalTrialsAboutMayoClinicContactUsHealthInformationOverviewDiseases&ConditionsA-ZSymptomsA-ZTests&ProceduresA-ZDrugs&SupplementsA-ZHealthBooksHealthyLivingProgramMayoClinicHealthLetterMayoClinicVoiceAppsHealthyLifestyleFeaturedconditionsBraintumor,breastcancer,coloncancer,congenitalheartdisease,heartarrhythmia.Seemoreconditions.ForMedicalProfessionalsOverviewProviderRelationsCareLinkOnlineReferralsContinuingMedicalEducationMayoClinicLaboratoriesAskMayoExpertVideoCenterJournalsandPublicationsResearchOverviewResearchFacultyLaboratoriesCoreFacilitiesCenters&ProgramsDepartments&DivisionsClinicalTrialsInstitutionalReviewBoardPostdoctoralFellowshipsTrainingGrantProgramsCollegeofMedicineandScienceOverviewMayoClinicGraduateSchoolofBiomedicalSciencesMayoClinicAlixSchoolofMedicineMayoClinicSchoolofContinuousProfessionalDevelopmentMayoClinicSchoolofGraduateMedicalEducationMayoClinicSchoolofHealthSciencesGivingtoMa