title: Clinical Challenges Q&A. 18. Oral Ulceration. Diagnosis. Congenital agranulocytosis (Kostmann syndrome).
authors.forename: Crispian
authors.initials: C
authors.lastname: Scully
authors.forename: Dimitrios
authors.initials: D
authors.lastname: Malamos
mesh_terms: D000328:Adult; D000080984:Congenital Bone Marrow Failure Syndromes; D003937:Diagnosis, Differential; D005260:Female; D015658:HIV Infections / Q000175:diagnosis; D006232:Hand, Foot and Mouth Disease / Q000175:diagnosis; D006801:Humans; D009061:Mouth Mucosa / Q000473:pathology; D009503:Neutropenia / Q000151:congenital* / Q000175:diagnosis; D019226:Oral Ulcer / Q000175:diagnosis*; D013281:Stomatitis, Aphthous / Q000175:diagnosis; D013587:Syphilis / Q000175:diagnosis; D014060:Tongue Diseases / Q000175:diagnosis