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AT A GLANCE
LOCALISED GRANULOMA ANNULARE
Clinical features
* Benign inflammatory dermatosis.
* Aetiology unknown.
* Occasionally associated with diabetes mellitus or thyroid disease (more often in generalised granuloma annulare).
* Tends to mainly affect children and young adults.
* Red, flat-topped papules coalesce to form a rough, annular lesion over weeks or months.
* Usually on the dorsal surfaces of the hands or feet or extensor surfaces of the limbs.
* Usually symptomless but may be painful and tender.
* After resolution, may tend to recur at the same site.