With proper immunosuppressive treatment, vision loss related
to optic nerve involvement is often reversible.
can cause vision loss via direct optic nerve sheath involvement and it is
important to consider this entity in the differential diagnosis of enhancing central
nervous system lesions or vision loss in the setting of erythema nodosum or
sarcoidosis specific skin lesions. Prompt identification of systemic
manifestations and biopsy of a skin nodule characteristic of cutaneous
sarcoidosis aided in this patient’s prompt diagnosis and successful treatment.