isolated eyelid involvement as a rare presentation of orbital pseudotumor

purpose: to report a case of isolated eyelid pseudotumor. case report: a 40-year-old man presented with swelling and erythema of the right upper eyelid of 4 months duration. multiple topical and systemic antibiotics had been administrated without any response. incisional biopsy and evaluation of the lesion disclosed a diagnosis of eyelid pseudotumor. oral prednisolone was initiated and then tapered slowly on the basis of clinical response. after six months, the eyelid lesion disappeared totally. conclusion: isolated eyelid involvement is a rare presentation of inflammatory pseudotumor of the orbit and should be considered in the differential diagnosis of eyelid lesions.