Inflammation of the [[trochlea]]/superior-oblique muscle complex may mimic [[supratrochlear neuralgia]] with the pain of the medial upper orbit extending a short distance to the [[forehead]]
((Pareja JA, Pareja J, Yanguela J. Nummular headache, trochleitis, supraorbital neuralgia, and other epicranial headaches and neuralgias: the epicranias. Journal of Headache and Pain. 2003; 4:125–131))