Which histologic findings are characteristic of branchial cleft cyst?

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Chih-Ho Hong, MD, FRCPC Clinical Assistant Professor, Department of Dermatology and Skin Science, University of British Columbia, Canada

Disclosure: Nothing to disclose.

Richard Crawford, MD, FRCPC Head of Dermatology, Clinical Professor, Department of Medicine, Divisions of Pathology and Dermatology, University of British Columbia Faculty of Medicine, Canada

Richard Crawford, MD, FRCPC is a member of the following medical societies: American Academy of Dermatology, American Society of Dermatopathology, Pacific Dermatologic Association, Society for Investigative Dermatology

Disclosure: Nothing to disclose.

Michael J Wells, MD, FAAD Dermatologic/Mohs Surgeon, The Surgery Center at Plano Dermatology

Michael J Wells, MD, FAAD is a member of the following medical societies: Alpha Omega Alpha, American Academy of Dermatology, American Medical Association, Texas Medical Association

Disclosure: Nothing to disclose.

Edward F Chan, MD Clinical Assistant Professor, Department of Dermatology, University of Pennsylvania School of Medicine

Edward F Chan, MD is a member of the following medical societies: American Academy of Dermatology, American Society of Dermatopathology, Society for Investigative Dermatology

Disclosure: Nothing to disclose.

William D James, MD Paul R Gross Professor of Dermatology, Vice-Chairman, Residency Program Director, Department of Dermatology, University of Pennsylvania School of Medicine

William D James, MD is a member of the following medical societies: American Academy of Dermatology, Society for Investigative Dermatology

Disclosure: Received income in an amount equal to or greater than $250 from: Elsevier; WebMD.

Jean Paul Ortonne, MD Chair, Department of Dermatology, Professor, Hospital L'Archet, Nice University, France

Jean Paul Ortonne, MD is a member of the following medical societies: American Academy of Dermatology

Disclosure: Nothing to disclose.