2018 David Cushing Prize

The 2018 Marcus W. Feldman Prize in Theoretical Population Biology.

We are pleased to introduce the Marcus W. Feldman Prize in Theoretical Population Biology, to be awarded biennially to up to two outstanding articles published in Theoretical Population Biology during a two-year period. Each prize includes an award of $500. Contributions to TPB address problems in demography, ecology, epidemiology, evolution, and genetics through a theoretical approach. They ar...

Recipient of the 2018 IETS Pioneer Award: David Thomas Armstrong, BSA, MSc, PhD.

Dr David T. Armstrong was born in Kinburn, Ontario, in the Ottawa Valley, Canada, on 5 November 1929. He was raised on a farm and developed a great interest in animal reproduction from his early years. Dr Armstrong received his BSA major in animal husbandry from the Ontario Agricultural College, University of Toronto, in 1951, hisMSc degreemajor in physiology; minors in biochemistry and endocri...

Harvey Cushing

Preventing Cushing: Iatrogenic Cushing Syndrome due to Ritonavir-Fluticasone Interaction

Ritonavir is commonly used in low doses to boost plasma levels of protease inhibitors in patients with human immunodeficiency virus (HIV) infections. It is also a potent inhibitor of cytochrome P450. We present a 50-year-old African American male with past medical history of HIV on highly active antiretroviral therapy (HAART), which also included ritonavir and long standing asthma that has been...

Cushing ' S Syndrome

In 1932 Harvey Cushing described a number of patients presenting a similar clinical picture which he had collected from the literature, and he added two more from his own records. The presence of minute adenomata of basophil cells in the anterior lobe of the pituitary gland was demonstrated at autopsy on some of them and Cushing regarded these as the causative lesions and called the syndrome 'p...