Kenney, A H Ultrasonic evidence of inflammatory thickening and fluid collection within the retrobulbar fascia: the T sign. [electronic resource] - Annals of ophthalmology Dec 1977 - 1557-63 p. digital Publication Type: Case Reports; Journal Article ISSN: 0003-4886 Subjects--Topical Terms: Diagnosis, DifferentialEdema--diagnosisExophthalmos--etiologyEye Diseases--diagnosisFasciaFemaleGraves Disease--diagnosisHumansInflammation--diagnosisMiddle AgedMyositis--diagnosisOculomotor MusclesOrbitOrbital Neoplasms--diagnosisUltrasonography