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Description
A 2-year-old male child was referred to the paediatric rheumatology clinic with history of limping, swelling of right knee and low-grade fevers for 6 weeks. About 2 months prior to this presentation, he had an episode of upper respiratory infection which was followed by swelling of the right knee. He was initially treated with oral analgesics by his primary physician. After 6 weeks when there was no improvement, he was referred for evaluation of possible juvenile idiopathic arthritis.
On examination, there was visible swelling of his right knee compared with his left and he was refusing to bear weight on his right lower limb (figure 1). On closer observation, a diffuse swelling was noted over the right calf region with fullness of the popliteal fossa (figure 1). The swelling was not warm or …
Footnotes
Contributors MJ contributed to the conception, design, drafting, critical revision and final approval of the article. DV contributed to the design, drafting and final approval of article. UP and ES contributed to drafting, literature search and final approval. The final proof was approved by all authors.
Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Patient consent Parental/guardian consent obtained
Provenance and peer review Not commissioned; externally peer reviewed.