Book excerpt: Considered the definitive text in its field, revisions of the 2nd Edition reflect the latest advances in new technologies and most recent uses of ultrasound for intraocular and orbital lesions. Additional chapters delve into the use of high resolution ultrasound in identifying inflammatory diseases, tumors and glaucoma as well as color Doppler for diagnosing vascular disease. New illustrations in examination chapters will more fully explain and demonstrate techniques making this the most comprehensive source available.