TY - JOUR T1 - Cutaneous Langerhans cell histiocytosis presenting in a neonate JF - Archives of Disease in Childhood JO - Arch Dis Child SP - 993 LP - 993 DO - 10.1136/archdischild-2017-313970 VL - 103 IS - 10 AU - Katherine J Pettinger AU - Lea Solman AU - Bipin Mathew AU - Gayle Taylor AU - Sheila Clark AU - Susan Picton Y1 - 2018/10/01 UR - http://adc.bmj.com/content/103/10/993.abstract N2 - A newborn boy presented at birth with a firm erythematous nodule, measuring 25×18 mm on the medial aspect of his left shin below the knee (figure 1). The lesion had a depressed centre covered with a crust and subtle telangiectasia on the edges. The rest of the examination was normal. He had been born at term following an uncomplicated pregnancy.Figure 1 Erythematous nodule measuring 25×18 mm on the medial aspect left shin.A 4 mm punch biopsy of the lesion was performed, revealing S100 and … ER -