TY - JOUR T1 - A hard lump on a child’s shin JF - Archives of disease in childhood - Education & practice edition JO - Arch Dis Child Educ Pract Ed DO - 10.1136/archdischild-2020-319939 SP - edpract-2020-319939 AU - Phillip Ross AU - Jonathan Henderson AU - Rachel Martin AU - Shilpa Shah Y1 - 2021/08/29 UR - http://ep.bmj.com/content/early/2021/08/29/archdischild-2020-319939.abstract N2 - A 16-month-old boy presents to the emergency department referred by his general practitioner with a painless lump on his right leg gradually increasing in size over the last 3 weeks. There is no associated trauma, no similar swellings elsewhere, and no weight loss, night sweats, fever or ill health. Although not walking independently, he can bear weight on his legs, stand with support and cruise. His fine motor and sociocommunicative milestones are age-appropriate. Examination reveals a 1.5 cm hard, painless, spherical lesion with smooth surface, non-mobile and likely adherent to the underlying bone. Its location is over the mid-shaft of the right tibia. Systemic examination is normal.He had an anteroposterior and lateral X-ray of the tibia and fibula showing a radio-opaque nodule overlying the right tibia anteriorly and separate from the underlying bone with no … ER -