Publications by authors named "D W Armstrong"

The nutcracker phenomenon results from a rare anatomic abnormality where the left renal vein (LRV) is compressed by the aorta and superior mesenteric artery. Nutcracker syndrome (NCS) is defined by the constellation of symptoms that may develop, which includes haematuria, pelvic pain and venous congestion. We present a case of an otherwise healthy woman in her early 40s with NCS with a failed initial attempt at LRV to inferior vena cava bypass grafting, with subsequent successful treatment via robot-assisted left renal autotransplantation.

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Objective: To evaluate the pandemic's impacts on new physician job market outcomes.

Design: We conducted a retrospective, repeated cross-sectional analysis using an interrupted time series approach on graduating residents and fellows from New York. We estimated linear probability models to examine binary outcomes and a generalized estimating equations model to analyze the base salary (measured in 2022 dollars).

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Health systems across the world are currently facing profound workforce shortages. This is, however, not a new phenomenon. Drawing on the case study of the British National Health Service (NHS), we explore how it has struggled to answer the fundamental question of how many doctors it needs with any accuracy or certainty.

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Background: Considering the rising incidence and cost associated with chronic wounds, further investigation of safe and effective treatments is needed.

Objective: To conduct a retrospective analysis of patients with chronic wounds in order to evaluate the healing effect of vaporous hyperoxia therapy (VHT) used adjunctively with standard wound care.

Materials And Methods: The data of patients with chronic wounds (≥4 weeks' duration) who received commercial treatment with VHT between February 28, 2020, and August 30, 2022, were reviewed.

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Background: Older adults with frailty have high risk for poor postoperative outcomes.

Objective: To evaluate the feasibility of a multimodal prehabilitation program in older adults with frailty awaiting hip or knee replacement.

Design: Parallel two-arm randomized controlled pilot trial.

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