P079 Multi-systemic inflammatory syndrome in children: skin tropism

Abstract Background Multisystem inflammatory syndrome in children (MIS-C) is a severe immune-mediated syndrome that occurs after COVID-19 infection. It mainly affects children and presents several clinical aspects. The cutaneous and mucous signs are very much part of the diagnostic criteria. The aimisto describe the clinical and evolutionary aspects of the muco-cutaneous signs during MIS-C Patients and methods It was a descriptive retrospective study conducted over a period of 9 months (March 1, 2020 - December 31, 2020) including children admitted to COVID isolation unit with suspicion of MIS-C syndrome. Results We included 17 patients. The average age was 7 years (1–11 years). The sex ratio was 2.2 (11 boys and 6 girls). There was o history of dermatological disease has been reported. Fever was present in all patients. Mucosal signs were present in 13 patients. Conjunctival hyperemia without purulent secretions was noted in 12 patients. Conjunctivitis was bilateral in 11 cases. A rash was found in 10 cases. It was macular (6 cases), maculopapular (2 cases) and vesicular cluster in one 1 case. It was itchy in 2 cases. It was located in the limbs (7 cases), thorax and/or abdomen (5 cases), pelvis (4 cases), palms and/or soles (3 cases) and the face in one case. Cheilitis was found in 6 cases and stomatitis or glossitis in 5 cases. oEdema of the extremities was present in three patients and oedema of the face was noted in one patient. All children received intravenous immunoglobulin therapy combined with high-dose corticosteroids and acetylsalicylic acid at anti-aggregating doses. The course was marked by the disappearance of the muco-cutaneous signs without recurrence in all cases. Conclusion Mucocutaneous involvement is a characteristic manifestation of multisystem inflammatory syndrome. It is one of the various diagnostic criteria for this syndrome.