Pediatric Mouth Disorders - Differential Diagnosis Algorithm Teeth: • Teething Painful - Gastrointestinal: • Crohn's Disease • Ulcerative Colitis Painful - Other: • Gum Disease (e.g. Gingivitis) • Hand, Foot and Mouth Disease (Coxsackie Virus) • Streptococcal Throat Infection • Canker Sore • Herpes Simplex Virus • Inflamed Papillae (e.g. Burn) Painless - Non-lnflammatory: • Impetigo • Mucocele • Candidiasis Painless - Inflammation: • Allergic Reaction #Mouth #Oral #Disorders #Differential #Diagnosis #Algorithm #Causes #Peds #Pediatrics