PT - JOURNAL ARTICLE AU - Wen Shen Looi AU - Si Hui Goh AU - Colin Jingxian Tan AU - Kheng Wei Yeoh AU - Michaela Su-Fern Seng TI - Adolescent with facial swelling AID - 10.1136/archdischild-2019-317654 DP - 2019 Oct 22 TA - Archives of disease in childhood - Education & practice edition PG - edpract-2019-317654 4099 - http://ep.bmj.com/content/early/2019/10/22/archdischild-2019-317654.short 4100 - http://ep.bmj.com/content/early/2019/10/22/archdischild-2019-317654.full AB - Background A previously well 15-year-old girl presented with a 2-month history of facial swelling that progressively worsened to involve the neck. There was associated dyspnoea, orthopnoea, headache and throat discomfort. Two weeks before presentation, the patient had an episode of fever for 5 days. On examination, vital signs were within normal limits. Swelling, plethora and venous distension of the face and neck were apparent (figure 1).Figure 1 (A) Patient before the onset of symptoms. (B) Patient at presentation.QuestionsWhat is the most likely diagnosis?Superior vena cava syndromeAngioedemaAnasarcaDiphtheriaDescribe the chest X-ray (figure 2).What are the acute concerns?What investigations would you order?Figure 2 Chest X-ray of the patient at presentation.QuestionsAnswers can be found on page 02.