Changing concepts in ptosis surgery.

Ptosis after glaucoma surgery

PURPOSE Evaluate factors contributing to ptosis after glaucoma surgery. METHODS Three-year retrospective chart review from January 1, 2012, to January 1, 2015, 157 eyes, 3 surgeons, at Boston Medical Center, to determine the incidence of ptosis and the effects of each variable contributing to ptosis at 3 months after surgery. Each variable was analyzed using the chi-square or independent samp...

The History of Ptosis Surgery

A.J. Cohen and D.A. Weinberg (eds.), Evaluation and Management of Blepharoptosis, DOI 10.1007/978-0-387-92855-5_2, © Springer Science+Business Media, LLC 2011 Abstract From an inexact origin of trial and error, blepharoptosis surgery has become a scientific art. The arc of its technical development parallels that of anatomical discoveries and surgical materials. Approaches have varied, as have ...

Changing concepts in asthma.

Changing concepts in haemochromatosis.

Changing concepts in caries microbiology.

Concepts and beliefs about the cause of dental caries have evolved over many centuries, with the involvement of microorganisms being recognized since the late 1800s. A main thrust of enquiry since then has been to tackle the question of the relative importance of different bacteria in the disease and this article will consider how technical advances in our ability to identify, cultivate and cou...