title: A discrete swelling of the upper lip: a diagnostic and clinical stepladder.
abstract: An upper lip swelling can be attributed to multiple etiologies. The clinical presentation and differential diagnosis of an upper lip swelling is described. Histologic examination revealed the presence of a Schwannoma. This rare entity in the upper lip must be considered by the clinician during the evaluation of an upper lip swelling.
authors.affiliation: Department of Dentistry, Jawaharlal Institute of PostGraduate Medical Education and Research (JIPMER), Pondicherry, 605005 India ; 74, 4th Cross, Thanthai Periyar Nagar, Pondicherry, 605005 India.
authors.forename: B
authors.initials: B
authors.lastname: Krishnan
authors.affiliation: Department of Pathology, Jawaharlal Institute of PostGraduate Medical Education and Research (JIPMER), Pondicherry, 605006 India.
authors.forename: Debdatta
authors.initials: D
authors.lastname: Basu
authors.affiliation: Department of Oral Medicine and Radiology, Mahatma Gandhi PostGraduate Institute of Dental Sciences (MGPGI), Pondicherry, 605006 India.
authors.forename: Jonathan M
authors.initials: JM
authors.lastname: Daniel
keywords: Lip swellings; Neurilemmoma; Schwannoma